Home / 351,648,006.80-527,472,010.20-179,655,328.40

Finding the Fourth Proportional to 351,648,006.80, 527,472,010.20 and 179,655,328.40

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Solution

The fourth proportional to 351,648,006.80, 527,472,010.20 and 179,655,328.40 is: 269,482,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,648,006.80 : 527,472,010.20 = 179,655,328.40 : x
  2. Step 2: Convert to fraction form
    351,648,006.80/527,472,010.20 = 179,655,328.40/x
  3. Step 3: Cross multiply
    351,648,006.80x = 527,472,010.20 × 179,655,328.40
  4. Step 4: Simplify right side
    351,648,006.80x = 94,763,157,214,289,152
  5. Step 5: Solve for x
    x = 94,763,157,214,289,152/351,648,006.80
  6. Step 6: Final answer
    x = 269,482,992.60

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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.