Home / 157,519,685.85-236,279,528.82-42,504,043.65

Finding the Fourth Proportional to 157,519,685.85, 236,279,528.82 and 42,504,043.65

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Solution

The fourth proportional to 157,519,685.85, 236,279,528.82 and 42,504,043.65 is: 63,756,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,519,685.85 : 236,279,528.82 = 42,504,043.65 : x
  2. Step 2: Convert to fraction form
    157,519,685.85/236,279,528.82 = 42,504,043.65/x
  3. Step 3: Cross multiply
    157,519,685.85x = 236,279,528.82 × 42,504,043.65
  4. Step 4: Simplify right side
    157,519,685.85x = 10,042,835,406,566,712
  5. Step 5: Solve for x
    x = 10,042,835,406,566,712/157,519,685.85
  6. Step 6: Final answer
    x = 63,756,065.49

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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.