Home / 458,967,443.50-688,654,468.80-240,565,881.52

Finding the Fourth Proportional to 458,967,443.50, 688,654,468.80 and 240,565,881.52

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Solution

The fourth proportional to 458,967,443.50, 688,654,468.80 and 240,565,881.52 is: 360,955,382.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,967,443.50 : 688,654,468.80 = 240,565,881.52 : x
  2. Step 2: Convert to fraction form
    458,967,443.50/688,654,468.80 = 240,565,881.52/x
  3. Step 3: Cross multiply
    458,967,443.50x = 688,654,468.80 × 240,565,881.52
  4. Step 4: Simplify right side
    458,967,443.50x = 165,666,769,349,559,328
  5. Step 5: Solve for x
    x = 165,666,769,349,559,328/458,967,443.50
  6. Step 6: Final answer
    x = 360,955,382.99

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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.