Home / 898,326,015.30-1,347,489,022.95-620,181,605.70

Finding the Fourth Proportional to 898,326,015.30, 1,347,489,022.95 and 620,181,605.70

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Solution

The fourth proportional to 898,326,015.30, 1,347,489,022.95 and 620,181,605.70 is: 930,272,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,326,015.30 : 1,347,489,022.95 = 620,181,605.70 : x
  2. Step 2: Convert to fraction form
    898,326,015.30/1,347,489,022.95 = 620,181,605.70/x
  3. Step 3: Cross multiply
    898,326,015.30x = 1,347,489,022.95 × 620,181,605.70
  4. Step 4: Simplify right side
    898,326,015.30x = 835,687,905,916,255,232
  5. Step 5: Solve for x
    x = 835,687,905,916,255,232/898,326,015.30
  6. Step 6: Final answer
    x = 930,272,408.55

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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.