Home / 556,572,032.30-834,858,048.45-193,103,129.90

Finding the Fourth Proportional to 556,572,032.30, 834,858,048.45 and 193,103,129.90

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Solution

The fourth proportional to 556,572,032.30, 834,858,048.45 and 193,103,129.90 is: 289,654,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,572,032.30 : 834,858,048.45 = 193,103,129.90 : x
  2. Step 2: Convert to fraction form
    556,572,032.30/834,858,048.45 = 193,103,129.90/x
  3. Step 3: Cross multiply
    556,572,032.30x = 834,858,048.45 × 193,103,129.90
  4. Step 4: Simplify right side
    556,572,032.30x = 161,213,702,177,900,864
  5. Step 5: Solve for x
    x = 161,213,702,177,900,864/556,572,032.30
  6. Step 6: Final answer
    x = 289,654,694.85

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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.