Home / 435,389,312.01-652,843,048.10-172,807,856.85

Finding the Fourth Proportional to 435,389,312.01, 652,843,048.10 and 172,807,856.85

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Solution

The fourth proportional to 435,389,312.01, 652,843,048.10 and 172,807,856.85 is: 259,116,163.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,389,312.01 : 652,843,048.10 = 172,807,856.85 : x
  2. Step 2: Convert to fraction form
    435,389,312.01/652,843,048.10 = 172,807,856.85/x
  3. Step 3: Cross multiply
    435,389,312.01x = 652,843,048.10 × 172,807,856.85
  4. Step 4: Simplify right side
    435,389,312.01x = 112,816,408,000,929,072
  5. Step 5: Solve for x
    x = 112,816,408,000,929,072/435,389,312.01
  6. Step 6: Final answer
    x = 259,116,163.14

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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.