Home / 1,654,213,849.92-2,282,815,125.72-911,657,921.04

Finding the Fourth Proportional to 1,654,213,849.92, 2,282,815,125.72 and 911,657,921.04

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Solution

The fourth proportional to 1,654,213,849.92, 2,282,815,125.72 and 911,657,921.04 is: 1,258,087,938.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,654,213,849.92 : 2,282,815,125.72 = 911,657,921.04 : x
  2. Step 2: Convert to fraction form
    1,654,213,849.92/2,282,815,125.72 = 911,657,921.04/x
  3. Step 3: Cross multiply
    1,654,213,849.92x = 2,282,815,125.72 × 911,657,921.04
  4. Step 4: Simplify right side
    1,654,213,849.92x = 2,081,146,491,632,561,152
  5. Step 5: Solve for x
    x = 2,081,146,491,632,561,152/1,654,213,849.92
  6. Step 6: Final answer
    x = 1,258,087,938.11

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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.