Home / 112,714,344.69-169,129,366.59-53,693,565.18

Finding the Fourth Proportional to 112,714,344.69, 169,129,366.59 and 53,693,565.18

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Solution

The fourth proportional to 112,714,344.69, 169,129,366.59 and 53,693,565.18 is: 80,567,905.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,714,344.69 : 169,129,366.59 = 53,693,565.18 : x
  2. Step 2: Convert to fraction form
    112,714,344.69/169,129,366.59 = 53,693,565.18/x
  3. Step 3: Cross multiply
    112,714,344.69x = 169,129,366.59 × 53,693,565.18
  4. Step 4: Simplify right side
    112,714,344.69x = 9,081,158,668,852,280
  5. Step 5: Solve for x
    x = 9,081,158,668,852,280/112,714,344.69
  6. Step 6: Final answer
    x = 80,567,905.48

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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.