Home / 178,307,345.20-267,461,017.80-101,779,841.20

Finding the Fourth Proportional to 178,307,345.20, 267,461,017.80 and 101,779,841.20

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Solution

The fourth proportional to 178,307,345.20, 267,461,017.80 and 101,779,841.20 is: 152,669,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,307,345.20 : 267,461,017.80 = 101,779,841.20 : x
  2. Step 2: Convert to fraction form
    178,307,345.20/267,461,017.80 = 101,779,841.20/x
  3. Step 3: Cross multiply
    178,307,345.20x = 267,461,017.80 × 101,779,841.20
  4. Step 4: Simplify right side
    178,307,345.20x = 27,222,139,918,874,376
  5. Step 5: Solve for x
    x = 27,222,139,918,874,376/178,307,345.20
  6. Step 6: Final answer
    x = 152,669,761.80

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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.