Home / 143,185,813.26-214,690,818.35-55,645,114.10

Finding the Fourth Proportional to 143,185,813.26, 214,690,818.35 and 55,645,114.10

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Solution

The fourth proportional to 143,185,813.26, 214,690,818.35 and 55,645,114.10 is: 83,433,510.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,185,813.26 : 214,690,818.35 = 55,645,114.10 : x
  2. Step 2: Convert to fraction form
    143,185,813.26/214,690,818.35 = 55,645,114.10/x
  3. Step 3: Cross multiply
    143,185,813.26x = 214,690,818.35 × 55,645,114.10
  4. Step 4: Simplify right side
    143,185,813.26x = 11,946,495,083,983,962
  5. Step 5: Solve for x
    x = 11,946,495,083,983,962/143,185,813.26
  6. Step 6: Final answer
    x = 83,433,510.71

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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.