Home / 957,211,482.61-1,320,949,191.23-533,825,542.83

Finding the Fourth Proportional to 957,211,482.61, 1,320,949,191.23 and 533,825,542.83

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Solution

The fourth proportional to 957,211,482.61, 1,320,949,191.23 and 533,825,542.83 is: 736,677,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,211,482.61 : 1,320,949,191.23 = 533,825,542.83 : x
  2. Step 2: Convert to fraction form
    957,211,482.61/1,320,949,191.23 = 533,825,542.83/x
  3. Step 3: Cross multiply
    957,211,482.61x = 1,320,949,191.23 × 533,825,542.83
  4. Step 4: Simplify right side
    957,211,482.61x = 705,156,419,053,822,848
  5. Step 5: Solve for x
    x = 705,156,419,053,822,848/957,211,482.61
  6. Step 6: Final answer
    x = 736,677,768.56

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Double scale
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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.