Home / 1,073,193,867.60-1,480,909,814.28-620,993,673.04

Finding the Fourth Proportional to 1,073,193,867.60, 1,480,909,814.28 and 620,993,673.04

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Solution

The fourth proportional to 1,073,193,867.60, 1,480,909,814.28 and 620,993,673.04 is: 856,914,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,193,867.60 : 1,480,909,814.28 = 620,993,673.04 : x
  2. Step 2: Convert to fraction form
    1,073,193,867.60/1,480,909,814.28 = 620,993,673.04/x
  3. Step 3: Cross multiply
    1,073,193,867.60x = 1,480,909,814.28 × 620,993,673.04
  4. Step 4: Simplify right side
    1,073,193,867.60x = 919,635,625,010,721,408
  5. Step 5: Solve for x
    x = 919,635,625,010,721,408/1,073,193,867.60
  6. Step 6: Final answer
    x = 856,914,722.28

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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.