Home / 103,755,229.64-143,182,095.57-56,712,612.06

Finding the Fourth Proportional to 103,755,229.64, 143,182,095.57 and 56,712,612.06

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Solution

The fourth proportional to 103,755,229.64, 143,182,095.57 and 56,712,612.06 is: 78,263,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,755,229.64 : 143,182,095.57 = 56,712,612.06 : x
  2. Step 2: Convert to fraction form
    103,755,229.64/143,182,095.57 = 56,712,612.06/x
  3. Step 3: Cross multiply
    103,755,229.64x = 143,182,095.57 × 56,712,612.06
  4. Step 4: Simplify right side
    103,755,229.64x = 8,120,230,640,480,993
  5. Step 5: Solve for x
    x = 8,120,230,640,480,993/103,755,229.64
  6. Step 6: Final answer
    x = 78,263,338.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.