Home / 127,948,812.60-191,923,218.90-37,075,366.20

Finding the Fourth Proportional to 127,948,812.60, 191,923,218.90 and 37,075,366.20

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Solution

The fourth proportional to 127,948,812.60, 191,923,218.90 and 37,075,366.20 is: 55,613,049.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,948,812.60 : 191,923,218.90 = 37,075,366.20 : x
  2. Step 2: Convert to fraction form
    127,948,812.60/191,923,218.90 = 37,075,366.20/x
  3. Step 3: Cross multiply
    127,948,812.60x = 191,923,218.90 × 37,075,366.20
  4. Step 4: Simplify right side
    127,948,812.60x = 7,115,623,623,000,262
  5. Step 5: Solve for x
    x = 7,115,623,623,000,262/127,948,812.60
  6. Step 6: Final answer
    x = 55,613,049.30

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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.