Home / 103,368,327.29-142,651,334.49-56,961,570.57

Finding the Fourth Proportional to 103,368,327.29, 142,651,334.49 and 56,961,570.57

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Solution

The fourth proportional to 103,368,327.29, 142,651,334.49 and 56,961,570.57 is: 78,608,644.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,368,327.29 : 142,651,334.49 = 56,961,570.57 : x
  2. Step 2: Convert to fraction form
    103,368,327.29/142,651,334.49 = 56,961,570.57/x
  3. Step 3: Cross multiply
    103,368,327.29x = 142,651,334.49 × 56,961,570.57
  4. Step 4: Simplify right side
    103,368,327.29x = 8,125,644,055,708,262
  5. Step 5: Solve for x
    x = 8,125,644,055,708,262/103,368,327.29
  6. Step 6: Final answer
    x = 78,608,644.15

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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.