Home / 1,301,383,139.60-1,952,070,451.61-472,335,677.15

Finding the Fourth Proportional to 1,301,383,139.60, 1,952,070,451.61 and 472,335,677.15

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Solution

The fourth proportional to 1,301,383,139.60, 1,952,070,451.61 and 472,335,677.15 is: 708,501,970.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,383,139.60 : 1,952,070,451.61 = 472,335,677.15 : x
  2. Step 2: Convert to fraction form
    1,301,383,139.60/1,952,070,451.61 = 472,335,677.15/x
  3. Step 3: Cross multiply
    1,301,383,139.60x = 1,952,070,451.61 × 472,335,677.15
  4. Step 4: Simplify right side
    1,301,383,139.60x = 922,032,518,593,593,600
  5. Step 5: Solve for x
    x = 922,032,518,593,593,600/1,301,383,139.60
  6. Step 6: Final answer
    x = 708,501,970.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.