Home / 18,734,781,428.06-28,099,156,691.90-5,466,924,624.38

Finding the Fourth Proportional to 18,734,781,428.06, 28,099,156,691.90 and 5,466,924,624.38

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Solution

The fourth proportional to 18,734,781,428.06, 28,099,156,691.90 and 5,466,924,624.38 is: 8,199,507,009.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734,781,428.06 : 28,099,156,691.90 = 5,466,924,624.38 : x
  2. Step 2: Convert to fraction form
    18,734,781,428.06/28,099,156,691.90 = 5,466,924,624.38/x
  3. Step 3: Cross multiply
    18,734,781,428.06x = 28,099,156,691.90 × 5,466,924,624.38
  4. Step 4: Simplify right side
    18,734,781,428.06x = 153,615,971,643,346,812,928
  5. Step 5: Solve for x
    x = 153,615,971,643,346,812,928/18,734,781,428.06
  6. Step 6: Final answer
    x = 8,199,507,009.63

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1.5x scale

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.