Home / 124,428,000.20-186,642,000.30-98,729,875.40

Finding the Fourth Proportional to 124,428,000.20, 186,642,000.30 and 98,729,875.40

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Solution

The fourth proportional to 124,428,000.20, 186,642,000.30 and 98,729,875.40 is: 148,094,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428,000.20 : 186,642,000.30 = 98,729,875.40 : x
  2. Step 2: Convert to fraction form
    124,428,000.20/186,642,000.30 = 98,729,875.40/x
  3. Step 3: Cross multiply
    124,428,000.20x = 186,642,000.30 × 98,729,875.40
  4. Step 4: Simplify right side
    124,428,000.20x = 18,427,141,434,025,764
  5. Step 5: Solve for x
    x = 18,427,141,434,025,764/124,428,000.20
  6. Step 6: Final answer
    x = 148,094,813.10

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1.5x scale

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.