Home / 101,569,472.28-140,208,764.94-68,574,417.48

Finding the Fourth Proportional to 101,569,472.28, 140,208,764.94 and 68,574,417.48

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Solution

The fourth proportional to 101,569,472.28, 140,208,764.94 and 68,574,417.48 is: 94,661,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,569,472.28 : 140,208,764.94 = 68,574,417.48 : x
  2. Step 2: Convert to fraction form
    101,569,472.28/140,208,764.94 = 68,574,417.48/x
  3. Step 3: Cross multiply
    101,569,472.28x = 140,208,764.94 × 68,574,417.48
  4. Step 4: Simplify right side
    101,569,472.28x = 9,614,734,381,350,748
  5. Step 5: Solve for x
    x = 9,614,734,381,350,748/101,569,472.28
  6. Step 6: Final answer
    x = 94,661,655.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.