Home / 98,854,316.28-148,306,172.64-69,764,953.20

Finding the Fourth Proportional to 98,854,316.28, 148,306,172.64 and 69,764,953.20

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Solution

The fourth proportional to 98,854,316.28, 148,306,172.64 and 69,764,953.20 is: 104,664,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,854,316.28 : 148,306,172.64 = 69,764,953.20 : x
  2. Step 2: Convert to fraction form
    98,854,316.28/148,306,172.64 = 69,764,953.20/x
  3. Step 3: Cross multiply
    98,854,316.28x = 148,306,172.64 × 69,764,953.20
  4. Step 4: Simplify right side
    98,854,316.28x = 10,346,573,193,500,720
  5. Step 5: Solve for x
    x = 10,346,573,193,500,720/98,854,316.28
  6. Step 6: Final answer
    x = 104,664,860.20

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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.