Home / 740,339,098.18-1,021,072,234.04-650,839,679.35

Finding the Fourth Proportional to 740,339,098.18, 1,021,072,234.04 and 650,839,679.35

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Solution

The fourth proportional to 740,339,098.18, 1,021,072,234.04 and 650,839,679.35 is: 897,635,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,339,098.18 : 1,021,072,234.04 = 650,839,679.35 : x
  2. Step 2: Convert to fraction form
    740,339,098.18/1,021,072,234.04 = 650,839,679.35/x
  3. Step 3: Cross multiply
    740,339,098.18x = 1,021,072,234.04 × 650,839,679.35
  4. Step 4: Simplify right side
    740,339,098.18x = 664,554,325,395,781,760
  5. Step 5: Solve for x
    x = 664,554,325,395,781,760/740,339,098.18
  6. Step 6: Final answer
    x = 897,635,052.68

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Double scale
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1.5x scale

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.