Home / 127,690,214.40-191,563,315.20-41,413,939.20

Finding the Fourth Proportional to 127,690,214.40, 191,563,315.20 and 41,413,939.20

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Solution

The fourth proportional to 127,690,214.40, 191,563,315.20 and 41,413,939.20 is: 62,129,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,690,214.40 : 191,563,315.20 = 41,413,939.20 : x
  2. Step 2: Convert to fraction form
    127,690,214.40/191,563,315.20 = 41,413,939.20/x
  3. Step 3: Cross multiply
    127,690,214.40x = 191,563,315.20 × 41,413,939.20
  4. Step 4: Simplify right side
    127,690,214.40x = 7,933,391,488,643,236
  5. Step 5: Solve for x
    x = 7,933,391,488,643,236/127,690,214.40
  6. Step 6: Final answer
    x = 62,129,988.00

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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.