Home / 372,778,999.40-559,068,966.30-113,993,719.40

Finding the Fourth Proportional to 372,778,999.40, 559,068,966.30 and 113,993,719.40

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Solution

The fourth proportional to 372,778,999.40, 559,068,966.30 and 113,993,719.40 is: 170,960,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,778,999.40 : 559,068,966.30 = 113,993,719.40 : x
  2. Step 2: Convert to fraction form
    372,778,999.40/559,068,966.30 = 113,993,719.40/x
  3. Step 3: Cross multiply
    372,778,999.40x = 559,068,966.30 × 113,993,719.40
  4. Step 4: Simplify right side
    372,778,999.40x = 63,730,350,869,650,256
  5. Step 5: Solve for x
    x = 63,730,350,869,650,256/372,778,999.40
  6. Step 6: Final answer
    x = 170,960,142.53

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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.