Home / 2,659,403,729.70-3,989,105,594.55-1,557,407,672.10

Finding the Fourth Proportional to 2,659,403,729.70, 3,989,105,594.55 and 1,557,407,672.10

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Solution

The fourth proportional to 2,659,403,729.70, 3,989,105,594.55 and 1,557,407,672.10 is: 2,336,111,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,403,729.70 : 3,989,105,594.55 = 1,557,407,672.10 : x
  2. Step 2: Convert to fraction form
    2,659,403,729.70/3,989,105,594.55 = 1,557,407,672.10/x
  3. Step 3: Cross multiply
    2,659,403,729.70x = 3,989,105,594.55 × 1,557,407,672.10
  4. Step 4: Simplify right side
    2,659,403,729.70x = 6,212,663,657,769,201,664
  5. Step 5: Solve for x
    x = 6,212,663,657,769,201,664/2,659,403,729.70
  6. Step 6: Final answer
    x = 2,336,111,508.15

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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.