Home / 499,243,577.89-748,967,503.19-171,676,549.50

Finding the Fourth Proportional to 499,243,577.89, 748,967,503.19 and 171,676,549.50

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Solution

The fourth proportional to 499,243,577.89, 748,967,503.19 and 171,676,549.50 is: 257,549,946.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,243,577.89 : 748,967,503.19 = 171,676,549.50 : x
  2. Step 2: Convert to fraction form
    499,243,577.89/748,967,503.19 = 171,676,549.50/x
  3. Step 3: Cross multiply
    499,243,577.89x = 748,967,503.19 × 171,676,549.50
  4. Step 4: Simplify right side
    499,243,577.89x = 128,580,156,635,289,456
  5. Step 5: Solve for x
    x = 128,580,156,635,289,456/499,243,577.89
  6. Step 6: Final answer
    x = 257,549,946.22

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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.