Home / 104,301,403.20-156,452,104.80-75,989,851.20

Finding the Fourth Proportional to 104,301,403.20, 156,452,104.80 and 75,989,851.20

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Solution

The fourth proportional to 104,301,403.20, 156,452,104.80 and 75,989,851.20 is: 113,984,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,301,403.20 : 156,452,104.80 = 75,989,851.20 : x
  2. Step 2: Convert to fraction form
    104,301,403.20/156,452,104.80 = 75,989,851.20/x
  3. Step 3: Cross multiply
    104,301,403.20x = 156,452,104.80 × 75,989,851.20
  4. Step 4: Simplify right side
    104,301,403.20x = 11,888,772,163,678,808
  5. Step 5: Solve for x
    x = 11,888,772,163,678,808/104,301,403.20
  6. Step 6: Final answer
    x = 113,984,776.80

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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.