Home / 112,647,671.42-168,668,773.34-71,484,244.47

Finding the Fourth Proportional to 112,647,671.42, 168,668,773.34 and 71,484,244.47

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Solution

The fourth proportional to 112,647,671.42, 168,668,773.34 and 71,484,244.47 is: 107,034,257.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,647,671.42 : 168,668,773.34 = 71,484,244.47 : x
  2. Step 2: Convert to fraction form
    112,647,671.42/168,668,773.34 = 71,484,244.47/x
  3. Step 3: Cross multiply
    112,647,671.42x = 168,668,773.34 × 71,484,244.47
  4. Step 4: Simplify right side
    112,647,671.42x = 12,057,159,827,534,158
  5. Step 5: Solve for x
    x = 12,057,159,827,534,158/112,647,671.42
  6. Step 6: Final answer
    x = 107,034,257.13

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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.