Home / 83,592,340.20-125,388,510.30-74,664,131.40

Finding the Fourth Proportional to 83,592,340.20, 125,388,510.30 and 74,664,131.40

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Solution

The fourth proportional to 83,592,340.20, 125,388,510.30 and 74,664,131.40 is: 111,996,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,592,340.20 : 125,388,510.30 = 74,664,131.40 : x
  2. Step 2: Convert to fraction form
    83,592,340.20/125,388,510.30 = 74,664,131.40/x
  3. Step 3: Cross multiply
    83,592,340.20x = 125,388,510.30 × 74,664,131.40
  4. Step 4: Simplify right side
    83,592,340.20x = 9,362,024,209,089,454
  5. Step 5: Solve for x
    x = 9,362,024,209,089,454/83,592,340.20
  6. Step 6: Final answer
    x = 111,996,197.10

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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.