Home / 1,022,976,006.10-1,534,464,009.15-938,323,359.70

Finding the Fourth Proportional to 1,022,976,006.10, 1,534,464,009.15 and 938,323,359.70

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Solution

The fourth proportional to 1,022,976,006.10, 1,534,464,009.15 and 938,323,359.70 is: 1,407,485,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,976,006.10 : 1,534,464,009.15 = 938,323,359.70 : x
  2. Step 2: Convert to fraction form
    1,022,976,006.10/1,534,464,009.15 = 938,323,359.70/x
  3. Step 3: Cross multiply
    1,022,976,006.10x = 1,534,464,009.15 × 938,323,359.70
  4. Step 4: Simplify right side
    1,022,976,006.10x = 1,439,823,424,404,359,680
  5. Step 5: Solve for x
    x = 1,439,823,424,404,359,680/1,022,976,006.10
  6. Step 6: Final answer
    x = 1,407,485,039.55

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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.