Home / 214,371,610.80-321,557,416.20-194,602,005.60

Finding the Fourth Proportional to 214,371,610.80, 321,557,416.20 and 194,602,005.60

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Solution

The fourth proportional to 214,371,610.80, 321,557,416.20 and 194,602,005.60 is: 291,903,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,371,610.80 : 321,557,416.20 = 194,602,005.60 : x
  2. Step 2: Convert to fraction form
    214,371,610.80/321,557,416.20 = 194,602,005.60/x
  3. Step 3: Cross multiply
    214,371,610.80x = 321,557,416.20 × 194,602,005.60
  4. Step 4: Simplify right side
    214,371,610.80x = 62,575,718,108,073,928
  5. Step 5: Solve for x
    x = 62,575,718,108,073,928/214,371,610.80
  6. Step 6: Final answer
    x = 291,903,008.40

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1.5x scale

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.