Home / 91,008,064.80-136,512,097.20-58,759,437.60

Finding the Fourth Proportional to 91,008,064.80, 136,512,097.20 and 58,759,437.60

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Solution

The fourth proportional to 91,008,064.80, 136,512,097.20 and 58,759,437.60 is: 88,139,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,008,064.80 : 136,512,097.20 = 58,759,437.60 : x
  2. Step 2: Convert to fraction form
    91,008,064.80/136,512,097.20 = 58,759,437.60/x
  3. Step 3: Cross multiply
    91,008,064.80x = 136,512,097.20 × 58,759,437.60
  4. Step 4: Simplify right side
    91,008,064.80x = 8,021,374,057,068,534
  5. Step 5: Solve for x
    x = 8,021,374,057,068,534/91,008,064.80
  6. Step 6: Final answer
    x = 88,139,156.40

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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.