Home / 354,294,379.40-531,441,569.10-341,380,363.10

Finding the Fourth Proportional to 354,294,379.40, 531,441,569.10 and 341,380,363.10

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Solution

The fourth proportional to 354,294,379.40, 531,441,569.10 and 341,380,363.10 is: 512,070,544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,379.40 : 531,441,569.10 = 341,380,363.10 : x
  2. Step 2: Convert to fraction form
    354,294,379.40/531,441,569.10 = 341,380,363.10/x
  3. Step 3: Cross multiply
    354,294,379.40x = 531,441,569.10 × 341,380,363.10
  4. Step 4: Simplify right side
    354,294,379.40x = 181,423,715,825,791,776
  5. Step 5: Solve for x
    x = 181,423,715,825,791,776/354,294,379.40
  6. Step 6: Final answer
    x = 512,070,544.65

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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.