Home / 2,725,781,761.80-4,088,672,642.70-885,720,443.40

Finding the Fourth Proportional to 2,725,781,761.80, 4,088,672,642.70 and 885,720,443.40

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Solution

The fourth proportional to 2,725,781,761.80, 4,088,672,642.70 and 885,720,443.40 is: 1,328,580,665.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,781,761.80 : 4,088,672,642.70 = 885,720,443.40 : x
  2. Step 2: Convert to fraction form
    2,725,781,761.80/4,088,672,642.70 = 885,720,443.40/x
  3. Step 3: Cross multiply
    2,725,781,761.80x = 4,088,672,642.70 × 885,720,443.40
  4. Step 4: Simplify right side
    2,725,781,761.80x = 3,621,420,946,009,693,696
  5. Step 5: Solve for x
    x = 3,621,420,946,009,693,696/2,725,781,761.80
  6. Step 6: Final answer
    x = 1,328,580,665.10

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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.