Home / 499,243,610.74-748,967,552.43-171,676,582.35

Finding the Fourth Proportional to 499,243,610.74, 748,967,552.43 and 171,676,582.35

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Solution

The fourth proportional to 499,243,610.74, 748,967,552.43 and 171,676,582.35 is: 257,549,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,243,610.74 : 748,967,552.43 = 171,676,582.35 : x
  2. Step 2: Convert to fraction form
    499,243,610.74/748,967,552.43 = 171,676,582.35/x
  3. Step 3: Cross multiply
    499,243,610.74x = 748,967,552.43 × 171,676,582.35
  4. Step 4: Simplify right side
    499,243,610.74x = 128,580,189,696,535,456
  5. Step 5: Solve for x
    x = 128,580,189,696,535,456/499,243,610.74
  6. Step 6: Final answer
    x = 257,549,995.49

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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.