Home / 157,451,926.61-236,161,943.65-42,448,094.21

Finding the Fourth Proportional to 157,451,926.61, 236,161,943.65 and 42,448,094.21

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Solution

The fourth proportional to 157,451,926.61, 236,161,943.65 and 42,448,094.21 is: 63,667,842.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451,926.61 : 236,161,943.65 = 42,448,094.21 : x
  2. Step 2: Convert to fraction form
    157,451,926.61/236,161,943.65 = 42,448,094.21/x
  3. Step 3: Cross multiply
    157,451,926.61x = 236,161,943.65 × 42,448,094.21
  4. Step 4: Simplify right side
    157,451,926.61x = 10,024,624,433,515,376
  5. Step 5: Solve for x
    x = 10,024,624,433,515,376/157,451,926.61
  6. Step 6: Final answer
    x = 63,667,842.30

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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.