Home / 587,499,678.32-881,255,661.59-172,984,347.90

Finding the Fourth Proportional to 587,499,678.32, 881,255,661.59 and 172,984,347.90

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Solution

The fourth proportional to 587,499,678.32, 881,255,661.59 and 172,984,347.90 is: 259,478,330.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,499,678.32 : 881,255,661.59 = 172,984,347.90 : x
  2. Step 2: Convert to fraction form
    587,499,678.32/881,255,661.59 = 172,984,347.90/x
  3. Step 3: Cross multiply
    587,499,678.32x = 881,255,661.59 × 172,984,347.90
  4. Step 4: Simplify right side
    587,499,678.32x = 152,443,435,952,464,320
  5. Step 5: Solve for x
    x = 152,443,435,952,464,320/587,499,678.32
  6. Step 6: Final answer
    x = 259,478,330.93

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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.