Home / 1,112,118,329.80-1,534,723,298.72-617,160,688.84

Finding the Fourth Proportional to 1,112,118,329.80, 1,534,723,298.72 and 617,160,688.84

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Solution

The fourth proportional to 1,112,118,329.80, 1,534,723,298.72 and 617,160,688.84 is: 851,681,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,118,329.80 : 1,534,723,298.72 = 617,160,688.84 : x
  2. Step 2: Convert to fraction form
    1,112,118,329.80/1,534,723,298.72 = 617,160,688.84/x
  3. Step 3: Cross multiply
    1,112,118,329.80x = 1,534,723,298.72 × 617,160,688.84
  4. Step 4: Simplify right side
    1,112,118,329.80x = 947,170,888,216,832,384
  5. Step 5: Solve for x
    x = 947,170,888,216,832,384/1,112,118,329.80
  6. Step 6: Final answer
    x = 851,681,752.59

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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.