Home / 243,861,678.68-336,808,418.10-160,601,999

Finding the Fourth Proportional to 243,861,678.68, 336,808,418.10 and 160,601,999

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Solution

The fourth proportional to 243,861,678.68, 336,808,418.10 and 160,601,999 is: 221,814,700.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,861,678.68 : 336,808,418.10 = 160,601,999 : x
  2. Step 2: Convert to fraction form
    243,861,678.68/336,808,418.10 = 160,601,999/x
  3. Step 3: Cross multiply
    243,861,678.68x = 336,808,418.10 × 160,601,999
  4. Step 4: Simplify right side
    243,861,678.68x = 54,092,105,226,887,784
  5. Step 5: Solve for x
    x = 54,092,105,226,887,784/243,861,678.68
  6. Step 6: Final answer
    x = 221,814,700.53

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1.5x scale

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.