Home / 112,713,060.74-169,127,439.66-53,692,281.24

Finding the Fourth Proportional to 112,713,060.74, 169,127,439.66 and 53,692,281.24

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Solution

The fourth proportional to 112,713,060.74, 169,127,439.66 and 53,692,281.24 is: 80,565,978.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,713,060.74 : 169,127,439.66 = 53,692,281.24 : x
  2. Step 2: Convert to fraction form
    112,713,060.74/169,127,439.66 = 53,692,281.24/x
  3. Step 3: Cross multiply
    112,713,060.74x = 169,127,439.66 × 53,692,281.24
  4. Step 4: Simplify right side
    112,713,060.74x = 9,080,838,056,266,800
  5. Step 5: Solve for x
    x = 9,080,838,056,266,800/112,713,060.74
  6. Step 6: Final answer
    x = 80,565,978.75

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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.