Home / 143,672,223.80-215,536,329.30-57,395,948.60

Finding the Fourth Proportional to 143,672,223.80, 215,536,329.30 and 57,395,948.60

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Solution

The fourth proportional to 143,672,223.80, 215,536,329.30 and 57,395,948.60 is: 86,105,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,672,223.80 : 215,536,329.30 = 57,395,948.60 : x
  2. Step 2: Convert to fraction form
    143,672,223.80/215,536,329.30 = 57,395,948.60/x
  3. Step 3: Cross multiply
    143,672,223.80x = 215,536,329.30 × 57,395,948.60
  4. Step 4: Simplify right side
    143,672,223.80x = 12,370,912,077,935,474
  5. Step 5: Solve for x
    x = 12,370,912,077,935,474/143,672,223.80
  6. Step 6: Final answer
    x = 86,105,106.13

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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.