Home / 837,229,907.92-1,155,377,275.88-466,039,627.28

Finding the Fourth Proportional to 837,229,907.92, 1,155,377,275.88 and 466,039,627.28

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Solution

The fourth proportional to 837,229,907.92, 1,155,377,275.88 and 466,039,627.28 is: 643,134,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,229,907.92 : 1,155,377,275.88 = 466,039,627.28 : x
  2. Step 2: Convert to fraction form
    837,229,907.92/1,155,377,275.88 = 466,039,627.28/x
  3. Step 3: Cross multiply
    837,229,907.92x = 1,155,377,275.88 × 466,039,627.28
  4. Step 4: Simplify right side
    837,229,907.92x = 538,451,595,018,896,960
  5. Step 5: Solve for x
    x = 538,451,595,018,896,960/837,229,907.92
  6. Step 6: Final answer
    x = 643,134,687.29

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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.