Home / 178,307,349.20-267,461,023.80-101,779,845.20

Finding the Fourth Proportional to 178,307,349.20, 267,461,023.80 and 101,779,845.20

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Solution

The fourth proportional to 178,307,349.20, 267,461,023.80 and 101,779,845.20 is: 152,669,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,307,349.20 : 267,461,023.80 = 101,779,845.20 : x
  2. Step 2: Convert to fraction form
    178,307,349.20/267,461,023.80 = 101,779,845.20/x
  3. Step 3: Cross multiply
    178,307,349.20x = 267,461,023.80 × 101,779,845.20
  4. Step 4: Simplify right side
    178,307,349.20x = 27,222,141,599,397,516
  5. Step 5: Solve for x
    x = 27,222,141,599,397,516/178,307,349.20
  6. Step 6: Final answer
    x = 152,669,767.80

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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.