Home / 159,903,600.24-220,667,042.16-86,564,742.24

Finding the Fourth Proportional to 159,903,600.24, 220,667,042.16 and 86,564,742.24

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Solution

The fourth proportional to 159,903,600.24, 220,667,042.16 and 86,564,742.24 is: 119,459,384.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,903,600.24 : 220,667,042.16 = 86,564,742.24 : x
  2. Step 2: Convert to fraction form
    159,903,600.24/220,667,042.16 = 86,564,742.24/x
  3. Step 3: Cross multiply
    159,903,600.24x = 220,667,042.16 × 86,564,742.24
  4. Step 4: Simplify right side
    159,903,600.24x = 19,101,985,625,443,612
  5. Step 5: Solve for x
    x = 19,101,985,625,443,612/159,903,600.24
  6. Step 6: Final answer
    x = 119,459,384.26

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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.