Home / 1,482,042,121.22-2,045,221,231.62-812,992,568.91

Finding the Fourth Proportional to 1,482,042,121.22, 2,045,221,231.62 and 812,992,568.91

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Solution

The fourth proportional to 1,482,042,121.22, 2,045,221,231.62 and 812,992,568.91 is: 1,121,931,448.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,042,121.22 : 2,045,221,231.62 = 812,992,568.91 : x
  2. Step 2: Convert to fraction form
    1,482,042,121.22/2,045,221,231.62 = 812,992,568.91/x
  3. Step 3: Cross multiply
    1,482,042,121.22x = 2,045,221,231.62 × 812,992,568.91
  4. Step 4: Simplify right side
    1,482,042,121.22x = 1,662,749,663,084,017,664
  5. Step 5: Solve for x
    x = 1,662,749,663,084,017,664/1,482,042,121.22
  6. Step 6: Final answer
    x = 1,121,931,448.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.