Home / 252,835,847.55-379,279,031.18-68,606,248.05

Finding the Fourth Proportional to 252,835,847.55, 379,279,031.18 and 68,606,248.05

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Solution

The fourth proportional to 252,835,847.55, 379,279,031.18 and 68,606,248.05 is: 102,916,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,835,847.55 : 379,279,031.18 = 68,606,248.05 : x
  2. Step 2: Convert to fraction form
    252,835,847.55/379,279,031.18 = 68,606,248.05/x
  3. Step 3: Cross multiply
    252,835,847.55x = 379,279,031.18 × 68,606,248.05
  4. Step 4: Simplify right side
    252,835,847.55x = 26,020,911,292,955,732
  5. Step 5: Solve for x
    x = 26,020,911,292,955,732/252,835,847.55
  6. Step 6: Final answer
    x = 102,916,226.26

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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.