Home / 101,143,235.28-139,577,665.18-54,733,489.66

Finding the Fourth Proportional to 101,143,235.28, 139,577,665.18 and 54,733,489.66

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Solution

The fourth proportional to 101,143,235.28, 139,577,665.18 and 54,733,489.66 is: 75,532,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,235.28 : 139,577,665.18 = 54,733,489.66 : x
  2. Step 2: Convert to fraction form
    101,143,235.28/139,577,665.18 = 54,733,489.66/x
  3. Step 3: Cross multiply
    101,143,235.28x = 139,577,665.18 × 54,733,489.66
  4. Step 4: Simplify right side
    101,143,235.28x = 7,639,572,693,896,472
  5. Step 5: Solve for x
    x = 7,639,572,693,896,472/101,143,235.28
  6. Step 6: Final answer
    x = 75,532,216.00

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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.