Home / 1,328,604,002.80-1,992,906,004.20-893,247,535.60

Finding the Fourth Proportional to 1,328,604,002.80, 1,992,906,004.20 and 893,247,535.60

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Solution

The fourth proportional to 1,328,604,002.80, 1,992,906,004.20 and 893,247,535.60 is: 1,339,871,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,604,002.80 : 1,992,906,004.20 = 893,247,535.60 : x
  2. Step 2: Convert to fraction form
    1,328,604,002.80/1,992,906,004.20 = 893,247,535.60/x
  3. Step 3: Cross multiply
    1,328,604,002.80x = 1,992,906,004.20 × 893,247,535.60
  4. Step 4: Simplify right side
    1,328,604,002.80x = 1,780,158,376,934,093,312
  5. Step 5: Solve for x
    x = 1,780,158,376,934,093,312/1,328,604,002.80
  6. Step 6: Final answer
    x = 1,339,871,303.40

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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.