Home / 93,974,616.80-140,961,925.20-68,465,448.80

Finding the Fourth Proportional to 93,974,616.80, 140,961,925.20 and 68,465,448.80

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Solution

The fourth proportional to 93,974,616.80, 140,961,925.20 and 68,465,448.80 is: 102,698,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974,616.80 : 140,961,925.20 = 68,465,448.80 : x
  2. Step 2: Convert to fraction form
    93,974,616.80/140,961,925.20 = 68,465,448.80/x
  3. Step 3: Cross multiply
    93,974,616.80x = 140,961,925.20 × 68,465,448.80
  4. Step 4: Simplify right side
    93,974,616.80x = 9,651,021,472,530,028
  5. Step 5: Solve for x
    x = 9,651,021,472,530,028/93,974,616.80
  6. Step 6: Final answer
    x = 102,698,173.20

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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.