Home / 97,148,851.20-145,629,964.80-56,166,220.80

Finding the Fourth Proportional to 97,148,851.20, 145,629,964.80 and 56,166,220.80

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Solution

The fourth proportional to 97,148,851.20, 145,629,964.80 and 56,166,220.80 is: 84,195,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,148,851.20 : 145,629,964.80 = 56,166,220.80 : x
  2. Step 2: Convert to fraction form
    97,148,851.20/145,629,964.80 = 56,166,220.80/x
  3. Step 3: Cross multiply
    97,148,851.20x = 145,629,964.80 × 56,166,220.80
  4. Step 4: Simplify right side
    97,148,851.20x = 8,179,484,758,053,028
  5. Step 5: Solve for x
    x = 8,179,484,758,053,028/97,148,851.20
  6. Step 6: Final answer
    x = 84,195,383.24

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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.