Home / 654,985,500.40-982,194,815.40-266,679,276.40

Finding the Fourth Proportional to 654,985,500.40, 982,194,815.40 and 266,679,276.40

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Solution

The fourth proportional to 654,985,500.40, 982,194,815.40 and 266,679,276.40 is: 399,903,513.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,985,500.40 : 982,194,815.40 = 266,679,276.40 : x
  2. Step 2: Convert to fraction form
    654,985,500.40/982,194,815.40 = 266,679,276.40/x
  3. Step 3: Cross multiply
    654,985,500.40x = 982,194,815.40 × 266,679,276.40
  4. Step 4: Simplify right side
    654,985,500.40x = 261,931,002,654,703,584
  5. Step 5: Solve for x
    x = 261,931,002,654,703,584/654,985,500.40
  6. Step 6: Final answer
    x = 399,903,513.12

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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.