Home / 211,177,456.34-316,766,775.03-65,632,300.16

Finding the Fourth Proportional to 211,177,456.34, 316,766,775.03 and 65,632,300.16

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Solution

The fourth proportional to 211,177,456.34, 316,766,775.03 and 65,632,300.16 is: 98,448,633.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,177,456.34 : 316,766,775.03 = 65,632,300.16 : x
  2. Step 2: Convert to fraction form
    211,177,456.34/316,766,775.03 = 65,632,300.16/x
  3. Step 3: Cross multiply
    211,177,456.34x = 316,766,775.03 × 65,632,300.16
  4. Step 4: Simplify right side
    211,177,456.34x = 20,790,132,059,436,352
  5. Step 5: Solve for x
    x = 20,790,132,059,436,352/211,177,456.34
  6. Step 6: Final answer
    x = 98,448,633.77

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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.