Home / 108,880,151.40-163,320,227.10-68,569,367.40

Finding the Fourth Proportional to 108,880,151.40, 163,320,227.10 and 68,569,367.40

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Solution

The fourth proportional to 108,880,151.40, 163,320,227.10 and 68,569,367.40 is: 102,854,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,880,151.40 : 163,320,227.10 = 68,569,367.40 : x
  2. Step 2: Convert to fraction form
    108,880,151.40/163,320,227.10 = 68,569,367.40/x
  3. Step 3: Cross multiply
    108,880,151.40x = 163,320,227.10 × 68,569,367.40
  4. Step 4: Simplify right side
    108,880,151.40x = 11,198,764,655,871,338
  5. Step 5: Solve for x
    x = 11,198,764,655,871,338/108,880,151.40
  6. Step 6: Final answer
    x = 102,854,051.10

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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.