Home / 166,069,116.70-249,103,675.05-108,738,223.90

Finding the Fourth Proportional to 166,069,116.70, 249,103,675.05 and 108,738,223.90

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Solution

The fourth proportional to 166,069,116.70, 249,103,675.05 and 108,738,223.90 is: 163,107,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,069,116.70 : 249,103,675.05 = 108,738,223.90 : x
  2. Step 2: Convert to fraction form
    166,069,116.70/249,103,675.05 = 108,738,223.90/x
  3. Step 3: Cross multiply
    166,069,116.70x = 249,103,675.05 × 108,738,223.90
  4. Step 4: Simplify right side
    166,069,116.70x = 27,087,091,191,899,748
  5. Step 5: Solve for x
    x = 27,087,091,191,899,748/166,069,116.70
  6. Step 6: Final answer
    x = 163,107,335.85

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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.