Home / 93,312,860.20-139,969,290.30-89,061,332.20

Finding the Fourth Proportional to 93,312,860.20, 139,969,290.30 and 89,061,332.20

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Solution

The fourth proportional to 93,312,860.20, 139,969,290.30 and 89,061,332.20 is: 133,591,998.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,860.20 : 139,969,290.30 = 89,061,332.20 : x
  2. Step 2: Convert to fraction form
    93,312,860.20/139,969,290.30 = 89,061,332.20/x
  3. Step 3: Cross multiply
    93,312,860.20x = 139,969,290.30 × 89,061,332.20
  4. Step 4: Simplify right side
    93,312,860.20x = 12,465,851,461,206,540
  5. Step 5: Solve for x
    x = 12,465,851,461,206,540/93,312,860.20
  6. Step 6: Final answer
    x = 133,591,998.30

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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.