Home / 487,231,626,908.73-730,549,565,412.96-232,338,970,234.83

Finding the Fourth Proportional to 487,231,626,908.73, 730,549,565,412.96 and 232,338,970,234.83

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Solution

The fourth proportional to 487,231,626,908.73, 730,549,565,412.96 and 232,338,970,234.83 is: 348,366,412,111.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,231,626,908.73 : 730,549,565,412.96 = 232,338,970,234.83 : x
  2. Step 2: Convert to fraction form
    487,231,626,908.73/730,549,565,412.96 = 232,338,970,234.83/x
  3. Step 3: Cross multiply
    487,231,626,908.73x = 730,549,565,412.96 × 232,338,970,234.83
  4. Step 4: Simplify right side
    487,231,626,908.73x = 169,735,133,733,549,697,400,832
  5. Step 5: Solve for x
    x = 169,735,133,733,549,697,400,832/487,231,626,908.73
  6. Step 6: Final answer
    x = 348,366,412,111.72

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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.