Home / 117,005,854.30-175,508,781.45-82,993,630.30

Finding the Fourth Proportional to 117,005,854.30, 175,508,781.45 and 82,993,630.30

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Solution

The fourth proportional to 117,005,854.30, 175,508,781.45 and 82,993,630.30 is: 124,490,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,005,854.30 : 175,508,781.45 = 82,993,630.30 : x
  2. Step 2: Convert to fraction form
    117,005,854.30/175,508,781.45 = 82,993,630.30/x
  3. Step 3: Cross multiply
    117,005,854.30x = 175,508,781.45 × 82,993,630.30
  4. Step 4: Simplify right side
    117,005,854.30x = 14,566,110,922,064,796
  5. Step 5: Solve for x
    x = 14,566,110,922,064,796/117,005,854.30
  6. Step 6: Final answer
    x = 124,490,445.45

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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.