Home / 97,023,859.20-145,535,788.80-48,509,200.80

Finding the Fourth Proportional to 97,023,859.20, 145,535,788.80 and 48,509,200.80

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Solution

The fourth proportional to 97,023,859.20, 145,535,788.80 and 48,509,200.80 is: 72,763,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,023,859.20 : 145,535,788.80 = 48,509,200.80 : x
  2. Step 2: Convert to fraction form
    97,023,859.20/145,535,788.80 = 48,509,200.80/x
  3. Step 3: Cross multiply
    97,023,859.20x = 145,535,788.80 × 48,509,200.80
  4. Step 4: Simplify right side
    97,023,859.20x = 7,059,824,802,485,591
  5. Step 5: Solve for x
    x = 7,059,824,802,485,591/97,023,859.20
  6. Step 6: Final answer
    x = 72,763,801.20

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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.