Home / 498,816,003.12-748,263,895.62-171,159,663.12

Finding the Fourth Proportional to 498,816,003.12, 748,263,895.62 and 171,159,663.12

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Solution

The fourth proportional to 498,816,003.12, 748,263,895.62 and 171,159,663.12 is: 256,753,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,816,003.12 : 748,263,895.62 = 171,159,663.12 : x
  2. Step 2: Convert to fraction form
    498,816,003.12/748,263,895.62 = 171,159,663.12/x
  3. Step 3: Cross multiply
    498,816,003.12x = 748,263,895.62 × 171,159,663.12
  4. Step 4: Simplify right side
    498,816,003.12x = 128,072,596,299,178,048
  5. Step 5: Solve for x
    x = 128,072,596,299,178,048/498,816,003.12
  6. Step 6: Final answer
    x = 256,753,182.53

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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.