Home / 415,194,312.60-622,366,316.10-242,582,275.80

Finding the Fourth Proportional to 415,194,312.60, 622,366,316.10 and 242,582,275.80

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Solution

The fourth proportional to 415,194,312.60, 622,366,316.10 and 242,582,275.80 is: 363,625,013.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,194,312.60 : 622,366,316.10 = 242,582,275.80 : x
  2. Step 2: Convert to fraction form
    415,194,312.60/622,366,316.10 = 242,582,275.80/x
  3. Step 3: Cross multiply
    415,194,312.60x = 622,366,316.10 × 242,582,275.80
  4. Step 4: Simplify right side
    415,194,312.60x = 150,975,037,340,800,192
  5. Step 5: Solve for x
    x = 150,975,037,340,800,192/415,194,312.60
  6. Step 6: Final answer
    x = 363,625,013.06

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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.