Home / 1,069,681,536.54-1,475,617,248.63-698,620,769.82

Finding the Fourth Proportional to 1,069,681,536.54, 1,475,617,248.63 and 698,620,769.82

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Solution

The fourth proportional to 1,069,681,536.54, 1,475,617,248.63 and 698,620,769.82 is: 963,741,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,681,536.54 : 1,475,617,248.63 = 698,620,769.82 : x
  2. Step 2: Convert to fraction form
    1,069,681,536.54/1,475,617,248.63 = 698,620,769.82/x
  3. Step 3: Cross multiply
    1,069,681,536.54x = 1,475,617,248.63 × 698,620,769.82
  4. Step 4: Simplify right side
    1,069,681,536.54x = 1,030,896,858,197,561,088
  5. Step 5: Solve for x
    x = 1,030,896,858,197,561,088/1,069,681,536.54
  6. Step 6: Final answer
    x = 963,741,845.57

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Double scale
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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.