Home / 90,893,492.32-125,436,114.84-53,755,607.92

Finding the Fourth Proportional to 90,893,492.32, 125,436,114.84 and 53,755,607.92

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Solution

The fourth proportional to 90,893,492.32, 125,436,114.84 and 53,755,607.92 is: 74,184,569.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,893,492.32 : 125,436,114.84 = 53,755,607.92 : x
  2. Step 2: Convert to fraction form
    90,893,492.32/125,436,114.84 = 53,755,607.92/x
  3. Step 3: Cross multiply
    90,893,492.32x = 125,436,114.84 × 53,755,607.92
  4. Step 4: Simplify right side
    90,893,492.32x = 6,742,894,608,347,134
  5. Step 5: Solve for x
    x = 6,742,894,608,347,134/90,893,492.32
  6. Step 6: Final answer
    x = 74,184,569.61

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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.