Home / 762,654,354-1,143,811,280.76-353,657,359.44

Finding the Fourth Proportional to 762,654,354, 1,143,811,280.76 and 353,657,359.44

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Solution

The fourth proportional to 762,654,354, 1,143,811,280.76 and 353,657,359.44 is: 530,407,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,654,354 : 1,143,811,280.76 = 353,657,359.44 : x
  2. Step 2: Convert to fraction form
    762,654,354/1,143,811,280.76 = 353,657,359.44/x
  3. Step 3: Cross multiply
    762,654,354x = 1,143,811,280.76 × 353,657,359.44
  4. Step 4: Simplify right side
    762,654,354x = 404,517,277,251,266,048
  5. Step 5: Solve for x
    x = 404,517,277,251,266,048/762,654,354
  6. Step 6: Final answer
    x = 530,407,090.88

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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.