Home / 295,490,012.70-443,235,019.05-173,046,006.30

Finding the Fourth Proportional to 295,490,012.70, 443,235,019.05 and 173,046,006.30

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Solution

The fourth proportional to 295,490,012.70, 443,235,019.05 and 173,046,006.30 is: 259,569,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,490,012.70 : 443,235,019.05 = 173,046,006.30 : x
  2. Step 2: Convert to fraction form
    295,490,012.70/443,235,019.05 = 173,046,006.30/x
  3. Step 3: Cross multiply
    295,490,012.70x = 443,235,019.05 × 173,046,006.30
  4. Step 4: Simplify right side
    295,490,012.70x = 76,700,049,898,906,928
  5. Step 5: Solve for x
    x = 76,700,049,898,906,928/295,490,012.70
  6. Step 6: Final answer
    x = 259,569,009.45

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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.