Home / 243,983,299.69-336,702,803.90-132,478,840.23

Finding the Fourth Proportional to 243,983,299.69, 336,702,803.90 and 132,478,840.23

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Solution

The fourth proportional to 243,983,299.69, 336,702,803.90 and 132,478,840.23 is: 182,823,976.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,983,299.69 : 336,702,803.90 = 132,478,840.23 : x
  2. Step 2: Convert to fraction form
    243,983,299.69/336,702,803.90 = 132,478,840.23/x
  3. Step 3: Cross multiply
    243,983,299.69x = 336,702,803.90 × 132,478,840.23
  4. Step 4: Simplify right side
    243,983,299.69x = 44,605,996,962,861,120
  5. Step 5: Solve for x
    x = 44,605,996,962,861,120/243,983,299.69
  6. Step 6: Final answer
    x = 182,823,976.15

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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.