Home / 155,418,683.32-214,574,576.92-98,935,299.24

Finding the Fourth Proportional to 155,418,683.32, 214,574,576.92 and 98,935,299.24

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Solution

The fourth proportional to 155,418,683.32, 214,574,576.92 and 98,935,299.24 is: 136,592,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,418,683.32 : 214,574,576.92 = 98,935,299.24 : x
  2. Step 2: Convert to fraction form
    155,418,683.32/214,574,576.92 = 98,935,299.24/x
  3. Step 3: Cross multiply
    155,418,683.32x = 214,574,576.92 × 98,935,299.24
  4. Step 4: Simplify right side
    155,418,683.32x = 21,228,999,976,876,596
  5. Step 5: Solve for x
    x = 21,228,999,976,876,596/155,418,683.32
  6. Step 6: Final answer
    x = 136,592,329.34

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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.