Home / 283,858,622.46-425,859,849.36-87,132,009.42

Finding the Fourth Proportional to 283,858,622.46, 425,859,849.36 and 87,132,009.42

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Solution

The fourth proportional to 283,858,622.46, 425,859,849.36 and 87,132,009.42 is: 130,720,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,858,622.46 : 425,859,849.36 = 87,132,009.42 : x
  2. Step 2: Convert to fraction form
    283,858,622.46/425,859,849.36 = 87,132,009.42/x
  3. Step 3: Cross multiply
    283,858,622.46x = 425,859,849.36 × 87,132,009.42
  4. Step 4: Simplify right side
    283,858,622.46x = 37,106,024,406,035,304
  5. Step 5: Solve for x
    x = 37,106,024,406,035,304/283,858,622.46
  6. Step 6: Final answer
    x = 130,720,089.05

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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.