Home / 109,046,780.40-163,431,239.40-57,953,276.40

Finding the Fourth Proportional to 109,046,780.40, 163,431,239.40 and 57,953,276.40

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Solution

The fourth proportional to 109,046,780.40, 163,431,239.40 and 57,953,276.40 is: 86,856,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,046,780.40 : 163,431,239.40 = 57,953,276.40 : x
  2. Step 2: Convert to fraction form
    109,046,780.40/163,431,239.40 = 57,953,276.40/x
  3. Step 3: Cross multiply
    109,046,780.40x = 163,431,239.40 × 57,953,276.40
  4. Step 4: Simplify right side
    109,046,780.40x = 9,471,375,789,342,770
  5. Step 5: Solve for x
    x = 9,471,375,789,342,770/109,046,780.40
  6. Step 6: Final answer
    x = 86,856,079.15

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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.