Home / 883,406,001.20-1,325,096,560.20-398,731,031.60

Finding the Fourth Proportional to 883,406,001.20, 1,325,096,560.20 and 398,731,031.60

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Solution

The fourth proportional to 883,406,001.20, 1,325,096,560.20 and 398,731,031.60 is: 598,090,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,406,001.20 : 1,325,096,560.20 = 398,731,031.60 : x
  2. Step 2: Convert to fraction form
    883,406,001.20/1,325,096,560.20 = 398,731,031.60/x
  3. Step 3: Cross multiply
    883,406,001.20x = 1,325,096,560.20 × 398,731,031.60
  4. Step 4: Simplify right side
    883,406,001.20x = 528,357,118,418,157,568
  5. Step 5: Solve for x
    x = 528,357,118,418,157,568/883,406,001.20
  6. Step 6: Final answer
    x = 598,090,931.80

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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.