Home / 166,212,818.70-249,319,228.05-97,338,065.10

Finding the Fourth Proportional to 166,212,818.70, 249,319,228.05 and 97,338,065.10

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Solution

The fourth proportional to 166,212,818.70, 249,319,228.05 and 97,338,065.10 is: 146,007,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,212,818.70 : 249,319,228.05 = 97,338,065.10 : x
  2. Step 2: Convert to fraction form
    166,212,818.70/249,319,228.05 = 97,338,065.10/x
  3. Step 3: Cross multiply
    166,212,818.70x = 249,319,228.05 × 97,338,065.10
  4. Step 4: Simplify right side
    166,212,818.70x = 24,268,251,250,612,644
  5. Step 5: Solve for x
    x = 24,268,251,250,612,644/166,212,818.70
  6. Step 6: Final answer
    x = 146,007,097.65

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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.