Home / 442,447,440.48-663,703,047.16-169,818,207.48

Finding the Fourth Proportional to 442,447,440.48, 663,703,047.16 and 169,818,207.48

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Solution

The fourth proportional to 442,447,440.48, 663,703,047.16 and 169,818,207.48 is: 254,739,549.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,447,440.48 : 663,703,047.16 = 169,818,207.48 : x
  2. Step 2: Convert to fraction form
    442,447,440.48/663,703,047.16 = 169,818,207.48/x
  3. Step 3: Cross multiply
    442,447,440.48x = 663,703,047.16 × 169,818,207.48
  4. Step 4: Simplify right side
    442,447,440.48x = 112,708,861,767,300,560
  5. Step 5: Solve for x
    x = 112,708,861,767,300,560/442,447,440.48
  6. Step 6: Final answer
    x = 254,739,549.73

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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.