Home / 458,967,440.50-688,654,464.30-240,565,878.52

Finding the Fourth Proportional to 458,967,440.50, 688,654,464.30 and 240,565,878.52

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Solution

The fourth proportional to 458,967,440.50, 688,654,464.30 and 240,565,878.52 is: 360,955,378.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,967,440.50 : 688,654,464.30 = 240,565,878.52 : x
  2. Step 2: Convert to fraction form
    458,967,440.50/688,654,464.30 = 240,565,878.52/x
  3. Step 3: Cross multiply
    458,967,440.50x = 688,654,464.30 × 240,565,878.52
  4. Step 4: Simplify right side
    458,967,440.50x = 165,666,766,201,049,472
  5. Step 5: Solve for x
    x = 165,666,766,201,049,472/458,967,440.50
  6. Step 6: Final answer
    x = 360,955,378.49

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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.