Home / 101,143,332.30-139,577,798.52-54,733,586.16

Finding the Fourth Proportional to 101,143,332.30, 139,577,798.52 and 54,733,586.16

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Solution

The fourth proportional to 101,143,332.30, 139,577,798.52 and 54,733,586.16 is: 75,532,348.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,332.30 : 139,577,798.52 = 54,733,586.16 : x
  2. Step 2: Convert to fraction form
    101,143,332.30/139,577,798.52 = 54,733,586.16/x
  3. Step 3: Cross multiply
    101,143,332.30x = 139,577,798.52 × 54,733,586.16
  4. Step 4: Simplify right side
    101,143,332.30x = 7,639,593,461,317,541
  5. Step 5: Solve for x
    x = 7,639,593,461,317,541/101,143,332.30
  6. Step 6: Final answer
    x = 75,532,348.87

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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.