Home / 266,348,963.30-399,514,439.96-93,821,268.15

Finding the Fourth Proportional to 266,348,963.30, 399,514,439.96 and 93,821,268.15

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Solution

The fourth proportional to 266,348,963.30, 399,514,439.96 and 93,821,268.15 is: 140,728,730.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,348,963.30 : 399,514,439.96 = 93,821,268.15 : x
  2. Step 2: Convert to fraction form
    266,348,963.30/399,514,439.96 = 93,821,268.15/x
  3. Step 3: Cross multiply
    266,348,963.30x = 399,514,439.96 × 93,821,268.15
  4. Step 4: Simplify right side
    266,348,963.30x = 37,482,951,400,815,128
  5. Step 5: Solve for x
    x = 37,482,951,400,815,128/266,348,963.30
  6. Step 6: Final answer
    x = 140,728,730.22

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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.