Home / 146,016,003.40-219,024,005.10-74,352,387.40

Finding the Fourth Proportional to 146,016,003.40, 219,024,005.10 and 74,352,387.40

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Solution

The fourth proportional to 146,016,003.40, 219,024,005.10 and 74,352,387.40 is: 111,528,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,016,003.40 : 219,024,005.10 = 74,352,387.40 : x
  2. Step 2: Convert to fraction form
    146,016,003.40/219,024,005.10 = 74,352,387.40/x
  3. Step 3: Cross multiply
    146,016,003.40x = 219,024,005.10 × 74,352,387.40
  4. Step 4: Simplify right side
    146,016,003.40x = 16,284,957,677,094,776
  5. Step 5: Solve for x
    x = 16,284,957,677,094,776/146,016,003.40
  6. Step 6: Final answer
    x = 111,528,581.10

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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.