Home / 89,731,367.74-123,829,291.11-48,478,259.98

Finding the Fourth Proportional to 89,731,367.74, 123,829,291.11 and 48,478,259.98

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Solution

The fourth proportional to 89,731,367.74, 123,829,291.11 and 48,478,259.98 is: 66,900,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,731,367.74 : 123,829,291.11 = 48,478,259.98 : x
  2. Step 2: Convert to fraction form
    89,731,367.74/123,829,291.11 = 48,478,259.98/x
  3. Step 3: Cross multiply
    89,731,367.74x = 123,829,291.11 × 48,478,259.98
  4. Step 4: Simplify right side
    89,731,367.74x = 6,003,028,567,569,682
  5. Step 5: Solve for x
    x = 6,003,028,567,569,682/89,731,367.74
  6. Step 6: Final answer
    x = 66,900,000.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.