Home / 625,501,360.64-863,192,008.44-347,042,219.84

Finding the Fourth Proportional to 625,501,360.64, 863,192,008.44 and 347,042,219.84

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Solution

The fourth proportional to 625,501,360.64, 863,192,008.44 and 347,042,219.84 is: 478,918,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,501,360.64 : 863,192,008.44 = 347,042,219.84 : x
  2. Step 2: Convert to fraction form
    625,501,360.64/863,192,008.44 = 347,042,219.84/x
  3. Step 3: Cross multiply
    625,501,360.64x = 863,192,008.44 × 347,042,219.84
  4. Step 4: Simplify right side
    625,501,360.64x = 299,564,070,757,165,632
  5. Step 5: Solve for x
    x = 299,564,070,757,165,632/625,501,360.64
  6. Step 6: Final answer
    x = 478,918,335.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.