Home / 57,383,860.80-86,243,752.80-49,993,550.40

Finding the Fourth Proportional to 57,383,860.80, 86,243,752.80 and 49,993,550.40

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Solution

The fourth proportional to 57,383,860.80, 86,243,752.80 and 49,993,550.40 is: 75,136,655.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,383,860.80 : 86,243,752.80 = 49,993,550.40 : x
  2. Step 2: Convert to fraction form
    57,383,860.80/86,243,752.80 = 49,993,550.40/x
  3. Step 3: Cross multiply
    57,383,860.80x = 86,243,752.80 × 49,993,550.40
  4. Step 4: Simplify right side
    57,383,860.80x = 4,311,631,402,291,941
  5. Step 5: Solve for x
    x = 4,311,631,402,291,941/57,383,860.80
  6. Step 6: Final answer
    x = 75,136,655.89

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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.