Home / 65,160,818.80-97,752,287.40-19,722,252.40

Finding the Fourth Proportional to 65,160,818.80, 97,752,287.40 and 19,722,252.40

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Solution

The fourth proportional to 65,160,818.80, 97,752,287.40 and 19,722,252.40 is: 29,586,725.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,160,818.80 : 97,752,287.40 = 19,722,252.40 : x
  2. Step 2: Convert to fraction form
    65,160,818.80/97,752,287.40 = 19,722,252.40/x
  3. Step 3: Cross multiply
    65,160,818.80x = 97,752,287.40 × 19,722,252.40
  4. Step 4: Simplify right side
    65,160,818.80x = 1,927,895,284,780,139.75
  5. Step 5: Solve for x
    x = 1,927,895,284,780,139.75/65,160,818.80
  6. Step 6: Final answer
    x = 29,586,725.89

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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.