Home / 819,403,311.60-1,229,104,967.40-733,309,869.60

Finding the Fourth Proportional to 819,403,311.60, 1,229,104,967.40 and 733,309,869.60

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Solution

The fourth proportional to 819,403,311.60, 1,229,104,967.40 and 733,309,869.60 is: 1,099,964,804.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,403,311.60 : 1,229,104,967.40 = 733,309,869.60 : x
  2. Step 2: Convert to fraction form
    819,403,311.60/1,229,104,967.40 = 733,309,869.60/x
  3. Step 3: Cross multiply
    819,403,311.60x = 1,229,104,967.40 × 733,309,869.60
  4. Step 4: Simplify right side
    819,403,311.60x = 901,314,803,368,806,400
  5. Step 5: Solve for x
    x = 901,314,803,368,806,400/819,403,311.60
  6. Step 6: Final answer
    x = 1,099,964,804.40

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Double scale
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Similar ratio
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1.5x scale

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.