Home / 58,136,330.80-87,204,496.20-40,917,642.40

Finding the Fourth Proportional to 58,136,330.80, 87,204,496.20 and 40,917,642.40

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Solution

The fourth proportional to 58,136,330.80, 87,204,496.20 and 40,917,642.40 is: 61,376,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,136,330.80 : 87,204,496.20 = 40,917,642.40 : x
  2. Step 2: Convert to fraction form
    58,136,330.80/87,204,496.20 = 40,917,642.40/x
  3. Step 3: Cross multiply
    58,136,330.80x = 87,204,496.20 × 40,917,642.40
  4. Step 4: Simplify right side
    58,136,330.80x = 3,568,202,391,183,759
  5. Step 5: Solve for x
    x = 3,568,202,391,183,759/58,136,330.80
  6. Step 6: Final answer
    x = 61,376,463.60

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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.