Home / 2,042,178,648.64-2,818,132,132.98-1,137,887,860.19

Finding the Fourth Proportional to 2,042,178,648.64, 2,818,132,132.98 and 1,137,887,860.19

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Solution

The fourth proportional to 2,042,178,648.64, 2,818,132,132.98 and 1,137,887,860.19 is: 1,570,243,790.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,178,648.64 : 2,818,132,132.98 = 1,137,887,860.19 : x
  2. Step 2: Convert to fraction form
    2,042,178,648.64/2,818,132,132.98 = 1,137,887,860.19/x
  3. Step 3: Cross multiply
    2,042,178,648.64x = 2,818,132,132.98 × 1,137,887,860.19
  4. Step 4: Simplify right side
    2,042,178,648.64x = 3,206,718,342,513,039,872
  5. Step 5: Solve for x
    x = 3,206,718,342,513,039,872/2,042,178,648.64
  6. Step 6: Final answer
    x = 1,570,243,790.69

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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.