Home / 948,941,647.60-1,423,412,471.40-581,609,628.40

Finding the Fourth Proportional to 948,941,647.60, 1,423,412,471.40 and 581,609,628.40

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Solution

The fourth proportional to 948,941,647.60, 1,423,412,471.40 and 581,609,628.40 is: 872,414,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,941,647.60 : 1,423,412,471.40 = 581,609,628.40 : x
  2. Step 2: Convert to fraction form
    948,941,647.60/1,423,412,471.40 = 581,609,628.40/x
  3. Step 3: Cross multiply
    948,941,647.60x = 1,423,412,471.40 × 581,609,628.40
  4. Step 4: Simplify right side
    948,941,647.60x = 827,870,398,550,879,616
  5. Step 5: Solve for x
    x = 827,870,398,550,879,616/948,941,647.60
  6. Step 6: Final answer
    x = 872,414,442.60

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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.