Home / 1,226,940,152.10-1,840,410,228.15-709,104,041.70

Finding the Fourth Proportional to 1,226,940,152.10, 1,840,410,228.15 and 709,104,041.70

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Solution

The fourth proportional to 1,226,940,152.10, 1,840,410,228.15 and 709,104,041.70 is: 1,063,656,062.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,940,152.10 : 1,840,410,228.15 = 709,104,041.70 : x
  2. Step 2: Convert to fraction form
    1,226,940,152.10/1,840,410,228.15 = 709,104,041.70/x
  3. Step 3: Cross multiply
    1,226,940,152.10x = 1,840,410,228.15 × 709,104,041.70
  4. Step 4: Simplify right side
    1,226,940,152.10x = 1,305,042,331,167,184,384
  5. Step 5: Solve for x
    x = 1,305,042,331,167,184,384/1,226,940,152.10
  6. Step 6: Final answer
    x = 1,063,656,062.55

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Double scale
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Similar ratio
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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.