Home / 155,418,682.96-214,574,576.40-98,935,298.85

Finding the Fourth Proportional to 155,418,682.96, 214,574,576.40 and 98,935,298.85

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Solution

The fourth proportional to 155,418,682.96, 214,574,576.40 and 98,935,298.85 is: 136,592,328.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,418,682.96 : 214,574,576.40 = 98,935,298.85 : x
  2. Step 2: Convert to fraction form
    155,418,682.96/214,574,576.40 = 98,935,298.85/x
  3. Step 3: Cross multiply
    155,418,682.96x = 214,574,576.40 × 98,935,298.85
  4. Step 4: Simplify right side
    155,418,682.96x = 21,228,999,841,746,156
  5. Step 5: Solve for x
    x = 21,228,999,841,746,156/155,418,682.96
  6. Step 6: Final answer
    x = 136,592,328.79

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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.