Home / 2,102,128,084.40-2,899,569,870.96-1,348,247,160.20

Finding the Fourth Proportional to 2,102,128,084.40, 2,899,569,870.96 and 1,348,247,160.20

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Solution

The fourth proportional to 2,102,128,084.40, 2,899,569,870.96 and 1,348,247,160.20 is: 1,859,704,398.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,128,084.40 : 2,899,569,870.96 = 1,348,247,160.20 : x
  2. Step 2: Convert to fraction form
    2,102,128,084.40/2,899,569,870.96 = 1,348,247,160.20/x
  3. Step 3: Cross multiply
    2,102,128,084.40x = 2,899,569,870.96 × 1,348,247,160.20
  4. Step 4: Simplify right side
    2,102,128,084.40x = 3,909,336,844,323,300,864
  5. Step 5: Solve for x
    x = 3,909,336,844,323,300,864/2,102,128,084.40
  6. Step 6: Final answer
    x = 1,859,704,398.29

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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.