Home / 218,682,159.47-301,781,923.39-119,569,303.16

Finding the Fourth Proportional to 218,682,159.47, 301,781,923.39 and 119,569,303.16

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Solution

The fourth proportional to 218,682,159.47, 301,781,923.39 and 119,569,303.16 is: 165,005,935.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,682,159.47 : 301,781,923.39 = 119,569,303.16 : x
  2. Step 2: Convert to fraction form
    218,682,159.47/301,781,923.39 = 119,569,303.16/x
  3. Step 3: Cross multiply
    218,682,159.47x = 301,781,923.39 × 119,569,303.16
  4. Step 4: Simplify right side
    218,682,159.47x = 36,083,854,286,026,800
  5. Step 5: Solve for x
    x = 36,083,854,286,026,800/218,682,159.47
  6. Step 6: Final answer
    x = 165,005,935.43

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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.