Home / 141,053,046.60-211,579,569.90-118,378,230.60

Finding the Fourth Proportional to 141,053,046.60, 211,579,569.90 and 118,378,230.60

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Solution

The fourth proportional to 141,053,046.60, 211,579,569.90 and 118,378,230.60 is: 177,567,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,053,046.60 : 211,579,569.90 = 118,378,230.60 : x
  2. Step 2: Convert to fraction form
    141,053,046.60/211,579,569.90 = 118,378,230.60/x
  3. Step 3: Cross multiply
    141,053,046.60x = 211,579,569.90 × 118,378,230.60
  4. Step 4: Simplify right side
    141,053,046.60x = 25,046,415,115,871,020
  5. Step 5: Solve for x
    x = 25,046,415,115,871,020/141,053,046.60
  6. Step 6: Final answer
    x = 177,567,345.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.