Home / 1,040,015,382.80-1,560,421,205.40-1,023,692,003.60

Finding the Fourth Proportional to 1,040,015,382.80, 1,560,421,205.40 and 1,023,692,003.60

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Solution

The fourth proportional to 1,040,015,382.80, 1,560,421,205.40 and 1,023,692,003.60 is: 1,535,929,887.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,015,382.80 : 1,560,421,205.40 = 1,023,692,003.60 : x
  2. Step 2: Convert to fraction form
    1,040,015,382.80/1,560,421,205.40 = 1,023,692,003.60/x
  3. Step 3: Cross multiply
    1,040,015,382.80x = 1,560,421,205.40 × 1,023,692,003.60
  4. Step 4: Simplify right side
    1,040,015,382.80x = 1,597,390,710,215,853,312
  5. Step 5: Solve for x
    x = 1,597,390,710,215,853,312/1,040,015,382.80
  6. Step 6: Final answer
    x = 1,535,929,887.80

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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.