Home / 158,820,156.36-219,178,404.96-88,255,503

Finding the Fourth Proportional to 158,820,156.36, 219,178,404.96 and 88,255,503

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Solution

The fourth proportional to 158,820,156.36, 219,178,404.96 and 88,255,503 is: 121,796,255.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,820,156.36 : 219,178,404.96 = 88,255,503 : x
  2. Step 2: Convert to fraction form
    158,820,156.36/219,178,404.96 = 88,255,503/x
  3. Step 3: Cross multiply
    158,820,156.36x = 219,178,404.96 × 88,255,503
  4. Step 4: Simplify right side
    158,820,156.36x = 19,343,700,376,482,496
  5. Step 5: Solve for x
    x = 19,343,700,376,482,496/158,820,156.36
  6. Step 6: Final answer
    x = 121,796,255.71

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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.