Home / 153,379,618.34-230,074,151.43-67,073,599.94

Finding the Fourth Proportional to 153,379,618.34, 230,074,151.43 and 67,073,599.94

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Solution

The fourth proportional to 153,379,618.34, 230,074,151.43 and 67,073,599.94 is: 100,612,465.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,379,618.34 : 230,074,151.43 = 67,073,599.94 : x
  2. Step 2: Convert to fraction form
    153,379,618.34/230,074,151.43 = 67,073,599.94/x
  3. Step 3: Cross multiply
    153,379,618.34x = 230,074,151.43 × 67,073,599.94
  4. Step 4: Simplify right side
    153,379,618.34x = 15,431,901,589,550,798
  5. Step 5: Solve for x
    x = 15,431,901,589,550,798/153,379,618.34
  6. Step 6: Final answer
    x = 100,612,465.70

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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.