Home / 825,844,027.20-1,139,621,389.92-454,495,081.92

Finding the Fourth Proportional to 825,844,027.20, 1,139,621,389.92 and 454,495,081.92

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Solution

The fourth proportional to 825,844,027.20, 1,139,621,389.92 and 454,495,081.92 is: 627,179,346.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,844,027.20 : 1,139,621,389.92 = 454,495,081.92 : x
  2. Step 2: Convert to fraction form
    825,844,027.20/1,139,621,389.92 = 454,495,081.92/x
  3. Step 3: Cross multiply
    825,844,027.20x = 1,139,621,389.92 × 454,495,081.92
  4. Step 4: Simplify right side
    825,844,027.20x = 517,952,316,969,474,688
  5. Step 5: Solve for x
    x = 517,952,316,969,474,688/825,844,027.20
  6. Step 6: Final answer
    x = 627,179,346.11

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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.