Home / 380,731,805.40-571,097,708.10-93,517,469.40

Finding the Fourth Proportional to 380,731,805.40, 571,097,708.10 and 93,517,469.40

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Solution

The fourth proportional to 380,731,805.40, 571,097,708.10 and 93,517,469.40 is: 140,276,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,731,805.40 : 571,097,708.10 = 93,517,469.40 : x
  2. Step 2: Convert to fraction form
    380,731,805.40/571,097,708.10 = 93,517,469.40/x
  3. Step 3: Cross multiply
    380,731,805.40x = 571,097,708.10 × 93,517,469.40
  4. Step 4: Simplify right side
    380,731,805.40x = 53,407,612,441,651,888
  5. Step 5: Solve for x
    x = 53,407,612,441,651,888/380,731,805.40
  6. Step 6: Final answer
    x = 140,276,204.10

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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.