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Finding the Fourth Proportional to 922,752,017.10, 1,384,128,025.65 and 881,937,348.30

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Solution

The fourth proportional to 922,752,017.10, 1,384,128,025.65 and 881,937,348.30 is: 1,322,906,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,752,017.10 : 1,384,128,025.65 = 881,937,348.30 : x
  2. Step 2: Convert to fraction form
    922,752,017.10/1,384,128,025.65 = 881,937,348.30/x
  3. Step 3: Cross multiply
    922,752,017.10x = 1,384,128,025.65 × 881,937,348.30
  4. Step 4: Simplify right side
    922,752,017.10x = 1,220,714,200,649,475,328
  5. Step 5: Solve for x
    x = 1,220,714,200,649,475,328/922,752,017.10
  6. Step 6: Final answer
    x = 1,322,906,022.45

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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.