Home / 1,069,681,535.04-1,475,617,246.56-698,620,768.32

Finding the Fourth Proportional to 1,069,681,535.04, 1,475,617,246.56 and 698,620,768.32

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Solution

The fourth proportional to 1,069,681,535.04, 1,475,617,246.56 and 698,620,768.32 is: 963,741,843.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,681,535.04 : 1,475,617,246.56 = 698,620,768.32 : x
  2. Step 2: Convert to fraction form
    1,069,681,535.04/1,475,617,246.56 = 698,620,768.32/x
  3. Step 3: Cross multiply
    1,069,681,535.04x = 1,475,617,246.56 × 698,620,768.32
  4. Step 4: Simplify right side
    1,069,681,535.04x = 1,030,896,854,537,990,144
  5. Step 5: Solve for x
    x = 1,030,896,854,537,990,144/1,069,681,535.04
  6. Step 6: Final answer
    x = 963,741,843.50

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Half scale
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Double scale
Find fourth proportional to 1,069,681,536.04, 1,475,617,247.94 and 698,620,769.32
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.