Home / 80,637,464.30-120,922,565.09-25,291,039.64

Finding the Fourth Proportional to 80,637,464.30, 120,922,565.09 and 25,291,039.64

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Solution

The fourth proportional to 80,637,464.30, 120,922,565.09 and 25,291,039.64 is: 37,926,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,637,464.30 : 120,922,565.09 = 25,291,039.64 : x
  2. Step 2: Convert to fraction form
    80,637,464.30/120,922,565.09 = 25,291,039.64/x
  3. Step 3: Cross multiply
    80,637,464.30x = 120,922,565.09 × 25,291,039.64
  4. Step 4: Simplify right side
    80,637,464.30x = 3,058,257,386,330,602
  5. Step 5: Solve for x
    x = 3,058,257,386,330,602/80,637,464.30
  6. Step 6: Final answer
    x = 37,926,011.35

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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.