Home / 103,204,841.32-142,390,616.88-58,543,452.84

Finding the Fourth Proportional to 103,204,841.32, 142,390,616.88 and 58,543,452.84

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Solution

The fourth proportional to 103,204,841.32, 142,390,616.88 and 58,543,452.84 is: 80,771,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,204,841.32 : 142,390,616.88 = 58,543,452.84 : x
  2. Step 2: Convert to fraction form
    103,204,841.32/142,390,616.88 = 58,543,452.84/x
  3. Step 3: Cross multiply
    103,204,841.32x = 142,390,616.88 × 58,543,452.84
  4. Step 4: Simplify right side
    103,204,841.32x = 8,336,038,364,172,788
  5. Step 5: Solve for x
    x = 8,336,038,364,172,788/103,204,841.32
  6. Step 6: Final answer
    x = 80,771,776.38

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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.