Home / 243,983,302.68-336,702,808.04-132,478,843.24

Finding the Fourth Proportional to 243,983,302.68, 336,702,808.04 and 132,478,843.24

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Solution

The fourth proportional to 243,983,302.68, 336,702,808.04 and 132,478,843.24 is: 182,823,980.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,983,302.68 : 336,702,808.04 = 132,478,843.24 : x
  2. Step 2: Convert to fraction form
    243,983,302.68/336,702,808.04 = 132,478,843.24/x
  3. Step 3: Cross multiply
    243,983,302.68x = 336,702,808.04 × 132,478,843.24
  4. Step 4: Simplify right side
    243,983,302.68x = 44,605,998,524,798,976
  5. Step 5: Solve for x
    x = 44,605,998,524,798,976/243,983,302.68
  6. Step 6: Final answer
    x = 182,823,980.31

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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.