Home / 92,689,628.10-139,034,442.15-51,874,959.30

Finding the Fourth Proportional to 92,689,628.10, 139,034,442.15 and 51,874,959.30

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Solution

The fourth proportional to 92,689,628.10, 139,034,442.15 and 51,874,959.30 is: 77,812,438.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,689,628.10 : 139,034,442.15 = 51,874,959.30 : x
  2. Step 2: Convert to fraction form
    92,689,628.10/139,034,442.15 = 51,874,959.30/x
  3. Step 3: Cross multiply
    92,689,628.10x = 139,034,442.15 × 51,874,959.30
  4. Step 4: Simplify right side
    92,689,628.10x = 7,212,406,027,829,454
  5. Step 5: Solve for x
    x = 7,212,406,027,829,454/92,689,628.10
  6. Step 6: Final answer
    x = 77,812,438.95

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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.