Home / 99,316,134.64-148,974,284.56-47,488,543.04

Finding the Fourth Proportional to 99,316,134.64, 148,974,284.56 and 47,488,543.04

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Solution

The fourth proportional to 99,316,134.64, 148,974,284.56 and 47,488,543.04 is: 71,232,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,316,134.64 : 148,974,284.56 = 47,488,543.04 : x
  2. Step 2: Convert to fraction form
    99,316,134.64/148,974,284.56 = 47,488,543.04/x
  3. Step 3: Cross multiply
    99,316,134.64x = 148,974,284.56 × 47,488,543.04
  4. Step 4: Simplify right side
    99,316,134.64x = 7,074,571,724,180,767
  5. Step 5: Solve for x
    x = 7,074,571,724,180,767/99,316,134.64
  6. Step 6: Final answer
    x = 71,232,854.06

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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.