Home / 1,102,378,728.60-1,653,568,092.90-792,442,337.40

Finding the Fourth Proportional to 1,102,378,728.60, 1,653,568,092.90 and 792,442,337.40

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Solution

The fourth proportional to 1,102,378,728.60, 1,653,568,092.90 and 792,442,337.40 is: 1,188,663,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,378,728.60 : 1,653,568,092.90 = 792,442,337.40 : x
  2. Step 2: Convert to fraction form
    1,102,378,728.60/1,653,568,092.90 = 792,442,337.40/x
  3. Step 3: Cross multiply
    1,102,378,728.60x = 1,653,568,092.90 × 792,442,337.40
  4. Step 4: Simplify right side
    1,102,378,728.60x = 1,310,357,364,587,736,320
  5. Step 5: Solve for x
    x = 1,310,357,364,587,736,320/1,102,378,728.60
  6. Step 6: Final answer
    x = 1,188,663,506.10

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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.