Home / 157,464,298.35-236,196,447.53-145,028,578.95

Finding the Fourth Proportional to 157,464,298.35, 236,196,447.53 and 145,028,578.95

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Solution

The fourth proportional to 157,464,298.35, 236,196,447.53 and 145,028,578.95 is: 217,542,868.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,298.35 : 236,196,447.53 = 145,028,578.95 : x
  2. Step 2: Convert to fraction form
    157,464,298.35/236,196,447.53 = 145,028,578.95/x
  3. Step 3: Cross multiply
    157,464,298.35x = 236,196,447.53 × 145,028,578.95
  4. Step 4: Simplify right side
    157,464,298.35x = 34,255,235,137,588,992
  5. Step 5: Solve for x
    x = 34,255,235,137,588,992/157,464,298.35
  6. Step 6: Final answer
    x = 217,542,868.43

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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.