Home / 615,730,967.40-924,118,998.30-252,486,013.80

Finding the Fourth Proportional to 615,730,967.40, 924,118,998.30 and 252,486,013.80

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Solution

The fourth proportional to 615,730,967.40, 924,118,998.30 and 252,486,013.80 is: 378,943,295.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,730,967.40 : 924,118,998.30 = 252,486,013.80 : x
  2. Step 2: Convert to fraction form
    615,730,967.40/924,118,998.30 = 252,486,013.80/x
  3. Step 3: Cross multiply
    615,730,967.40x = 924,118,998.30 × 252,486,013.80
  4. Step 4: Simplify right side
    615,730,967.40x = 233,327,122,157,615,968
  5. Step 5: Solve for x
    x = 233,327,122,157,615,968/615,730,967.40
  6. Step 6: Final answer
    x = 378,943,295.87

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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.