Home / 238,471,565.91-357,707,319.71-76,913,501.91

Finding the Fourth Proportional to 238,471,565.91, 357,707,319.71 and 76,913,501.91

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Solution

The fourth proportional to 238,471,565.91, 357,707,319.71 and 76,913,501.91 is: 115,370,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,471,565.91 : 357,707,319.71 = 76,913,501.91 : x
  2. Step 2: Convert to fraction form
    238,471,565.91/357,707,319.71 = 76,913,501.91/x
  3. Step 3: Cross multiply
    238,471,565.91x = 357,707,319.71 × 76,913,501.91
  4. Step 4: Simplify right side
    238,471,565.91x = 27,512,522,617,351,496
  5. Step 5: Solve for x
    x = 27,512,522,617,351,496/238,471,565.91
  6. Step 6: Final answer
    x = 115,370,243.46

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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.