Home / 343,852,595.10-515,778,892.65-171,665,711.10

Finding the Fourth Proportional to 343,852,595.10, 515,778,892.65 and 171,665,711.10

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Solution

The fourth proportional to 343,852,595.10, 515,778,892.65 and 171,665,711.10 is: 257,498,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,852,595.10 : 515,778,892.65 = 171,665,711.10 : x
  2. Step 2: Convert to fraction form
    343,852,595.10/515,778,892.65 = 171,665,711.10/x
  3. Step 3: Cross multiply
    343,852,595.10x = 515,778,892.65 × 171,665,711.10
  4. Step 4: Simplify right side
    343,852,595.10x = 88,541,550,377,132,800
  5. Step 5: Solve for x
    x = 88,541,550,377,132,800/343,852,595.10
  6. Step 6: Final answer
    x = 257,498,566.65

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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.