Home / 425,332,396.32-587,067,908.40-277,023,081.12

Finding the Fourth Proportional to 425,332,396.32, 587,067,908.40 and 277,023,081.12

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Solution

The fourth proportional to 425,332,396.32, 587,067,908.40 and 277,023,081.12 is: 382,362,975.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,332,396.32 : 587,067,908.40 = 277,023,081.12 : x
  2. Step 2: Convert to fraction form
    425,332,396.32/587,067,908.40 = 277,023,081.12/x
  3. Step 3: Cross multiply
    425,332,396.32x = 587,067,908.40 × 277,023,081.12
  4. Step 4: Simplify right side
    425,332,396.32x = 162,631,360,811,641,920
  5. Step 5: Solve for x
    x = 162,631,360,811,641,920/425,332,396.32
  6. Step 6: Final answer
    x = 382,362,975.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.