Home / 1,129,532,287.60-1,694,298,431.40-800,224,871.95

Finding the Fourth Proportional to 1,129,532,287.60, 1,694,298,431.40 and 800,224,871.95

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Solution

The fourth proportional to 1,129,532,287.60, 1,694,298,431.40 and 800,224,871.95 is: 1,200,337,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,532,287.60 : 1,694,298,431.40 = 800,224,871.95 : x
  2. Step 2: Convert to fraction form
    1,129,532,287.60/1,694,298,431.40 = 800,224,871.95/x
  3. Step 3: Cross multiply
    1,129,532,287.60x = 1,694,298,431.40 × 800,224,871.95
  4. Step 4: Simplify right side
    1,129,532,287.60x = 1,355,819,745,312,151,040
  5. Step 5: Solve for x
    x = 1,355,819,745,312,151,040/1,129,532,287.60
  6. Step 6: Final answer
    x = 1,200,337,307.93

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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.