Home / 91,015,953.46-136,621,084.86-39,226,114.90

Finding the Fourth Proportional to 91,015,953.46, 136,621,084.86 and 39,226,114.90

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Solution

The fourth proportional to 91,015,953.46, 136,621,084.86 and 39,226,114.90 is: 58,881,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,015,953.46 : 136,621,084.86 = 39,226,114.90 : x
  2. Step 2: Convert to fraction form
    91,015,953.46/136,621,084.86 = 39,226,114.90/x
  3. Step 3: Cross multiply
    91,015,953.46x = 136,621,084.86 × 39,226,114.90
  4. Step 4: Simplify right side
    91,015,953.46x = 5,359,114,372,481,011
  5. Step 5: Solve for x
    x = 5,359,114,372,481,011/91,015,953.46
  6. Step 6: Final answer
    x = 58,881,044.13

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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.