Home / 56,133,078.30-84,199,617.45-25,899,990.30

Finding the Fourth Proportional to 56,133,078.30, 84,199,617.45 and 25,899,990.30

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Solution

The fourth proportional to 56,133,078.30, 84,199,617.45 and 25,899,990.30 is: 38,849,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,133,078.30 : 84,199,617.45 = 25,899,990.30 : x
  2. Step 2: Convert to fraction form
    56,133,078.30/84,199,617.45 = 25,899,990.30/x
  3. Step 3: Cross multiply
    56,133,078.30x = 84,199,617.45 × 25,899,990.30
  4. Step 4: Simplify right side
    56,133,078.30x = 2,180,769,275,218,710.75
  5. Step 5: Solve for x
    x = 2,180,769,275,218,710.75/56,133,078.30
  6. Step 6: Final answer
    x = 38,849,985.45

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Double scale
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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.