Home / 89,731,366.74-123,829,289.73-48,478,258.98

Finding the Fourth Proportional to 89,731,366.74, 123,829,289.73 and 48,478,258.98

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Solution

The fourth proportional to 89,731,366.74, 123,829,289.73 and 48,478,258.98 is: 66,899,999.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,731,366.74 : 123,829,289.73 = 48,478,258.98 : x
  2. Step 2: Convert to fraction form
    89,731,366.74/123,829,289.73 = 48,478,258.98/x
  3. Step 3: Cross multiply
    89,731,366.74x = 123,829,289.73 × 48,478,258.98
  4. Step 4: Simplify right side
    89,731,366.74x = 6,003,028,376,840,394
  5. Step 5: Solve for x
    x = 6,003,028,376,840,394/89,731,366.74
  6. Step 6: Final answer
    x = 66,899,999.35

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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.