Home / 605,601,684.52-908,564,014.55-217,427,877.90

Finding the Fourth Proportional to 605,601,684.52, 908,564,014.55 and 217,427,877.90

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Solution

The fourth proportional to 605,601,684.52, 908,564,014.55 and 217,427,877.90 is: 326,199,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,601,684.52 : 908,564,014.55 = 217,427,877.90 : x
  2. Step 2: Convert to fraction form
    605,601,684.52/908,564,014.55 = 217,427,877.90/x
  3. Step 3: Cross multiply
    605,601,684.52x = 908,564,014.55 × 217,427,877.90
  4. Step 4: Simplify right side
    605,601,684.52x = 197,547,145,620,454,816
  5. Step 5: Solve for x
    x = 197,547,145,620,454,816/605,601,684.52
  6. Step 6: Final answer
    x = 326,199,795.46

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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.