Home / 76,053,830.16-104,959,919.92-42,566,658.40

Finding the Fourth Proportional to 76,053,830.16, 104,959,919.92 and 42,566,658.40

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Solution

The fourth proportional to 76,053,830.16, 104,959,919.92 and 42,566,658.40 is: 58,745,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,053,830.16 : 104,959,919.92 = 42,566,658.40 : x
  2. Step 2: Convert to fraction form
    76,053,830.16/104,959,919.92 = 42,566,658.40/x
  3. Step 3: Cross multiply
    76,053,830.16x = 104,959,919.92 × 42,566,658.40
  4. Step 4: Simplify right side
    76,053,830.16x = 4,467,793,056,925,995
  5. Step 5: Solve for x
    x = 4,467,793,056,925,995/76,053,830.16
  6. Step 6: Final answer
    x = 58,745,142.06

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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.