Home / 31,865,027,356.68-43,979,495,328.90-19,005,492,550.92

Finding the Fourth Proportional to 31,865,027,356.68, 43,979,495,328.90 and 19,005,492,550.92

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Solution

The fourth proportional to 31,865,027,356.68, 43,979,495,328.90 and 19,005,492,550.92 is: 26,231,013,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,865,027,356.68 : 43,979,495,328.90 = 19,005,492,550.92 : x
  2. Step 2: Convert to fraction form
    31,865,027,356.68/43,979,495,328.90 = 19,005,492,550.92/x
  3. Step 3: Cross multiply
    31,865,027,356.68x = 43,979,495,328.90 × 19,005,492,550.92
  4. Step 4: Simplify right side
    31,865,027,356.68x = 835,851,970,866,629,836,800
  5. Step 5: Solve for x
    x = 835,851,970,866,629,836,800/31,865,027,356.68
  6. Step 6: Final answer
    x = 26,231,013,754.06

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Double scale
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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.