Home / 898,157,515.10-1,347,236,272.65-407,106,031.10

Finding the Fourth Proportional to 898,157,515.10, 1,347,236,272.65 and 407,106,031.10

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Solution

The fourth proportional to 898,157,515.10, 1,347,236,272.65 and 407,106,031.10 is: 610,659,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,157,515.10 : 1,347,236,272.65 = 407,106,031.10 : x
  2. Step 2: Convert to fraction form
    898,157,515.10/1,347,236,272.65 = 407,106,031.10/x
  3. Step 3: Cross multiply
    898,157,515.10x = 1,347,236,272.65 × 407,106,031.10
  4. Step 4: Simplify right side
    898,157,515.10x = 548,468,011,912,499,072
  5. Step 5: Solve for x
    x = 548,468,011,912,499,072/898,157,515.10
  6. Step 6: Final answer
    x = 610,659,046.65

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Similar ratio
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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.