Home / 2,679,012,012.80-4,010,865,268.80-2,403,512,998.40

Finding the Fourth Proportional to 2,679,012,012.80, 4,010,865,268.80 and 2,403,512,998.40

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Solution

The fourth proportional to 2,679,012,012.80, 4,010,865,268.80 and 2,403,512,998.40 is: 3,598,403,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,012,012.80 : 4,010,865,268.80 = 2,403,512,998.40 : x
  2. Step 2: Convert to fraction form
    2,679,012,012.80/4,010,865,268.80 = 2,403,512,998.40/x
  3. Step 3: Cross multiply
    2,679,012,012.80x = 4,010,865,268.80 × 2,403,512,998.40
  4. Step 4: Simplify right side
    2,679,012,012.80x = 9,640,166,808,391,911,424
  5. Step 5: Solve for x
    x = 9,640,166,808,391,911,424/2,679,012,012.80
  6. Step 6: Final answer
    x = 3,598,403,725.83

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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.