Home / 587,518,073.60-880,470,887.04-371,721,009.92

Finding the Fourth Proportional to 587,518,073.60, 880,470,887.04 and 371,721,009.92

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Solution

The fourth proportional to 587,518,073.60, 880,470,887.04 and 371,721,009.92 is: 557,071,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,518,073.60 : 880,470,887.04 = 371,721,009.92 : x
  2. Step 2: Convert to fraction form
    587,518,073.60/880,470,887.04 = 371,721,009.92/x
  3. Step 3: Cross multiply
    587,518,073.60x = 880,470,887.04 × 371,721,009.92
  4. Step 4: Simplify right side
    587,518,073.60x = 327,289,527,335,667,008
  5. Step 5: Solve for x
    x = 327,289,527,335,667,008/587,518,073.60
  6. Step 6: Final answer
    x = 557,071,419.66

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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.