Home / 155,450,711.10-233,176,066.65-74,652,195.90

Finding the Fourth Proportional to 155,450,711.10, 233,176,066.65 and 74,652,195.90

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Solution

The fourth proportional to 155,450,711.10, 233,176,066.65 and 74,652,195.90 is: 111,978,293.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,450,711.10 : 233,176,066.65 = 74,652,195.90 : x
  2. Step 2: Convert to fraction form
    155,450,711.10/233,176,066.65 = 74,652,195.90/x
  3. Step 3: Cross multiply
    155,450,711.10x = 233,176,066.65 × 74,652,195.90
  4. Step 4: Simplify right side
    155,450,711.10x = 17,407,105,406,747,258
  5. Step 5: Solve for x
    x = 17,407,105,406,747,258/155,450,711.10
  6. Step 6: Final answer
    x = 111,978,293.85

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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.