Home / 1,174,233,766.11-1,620,346,757.79-691,349,496.92

Finding the Fourth Proportional to 1,174,233,766.11, 1,620,346,757.79 and 691,349,496.92

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Solution

The fourth proportional to 1,174,233,766.11, 1,620,346,757.79 and 691,349,496.92 is: 954,005,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,233,766.11 : 1,620,346,757.79 = 691,349,496.92 : x
  2. Step 2: Convert to fraction form
    1,174,233,766.11/1,620,346,757.79 = 691,349,496.92/x
  3. Step 3: Cross multiply
    1,174,233,766.11x = 1,620,346,757.79 × 691,349,496.92
  4. Step 4: Simplify right side
    1,174,233,766.11x = 1,120,225,915,834,069,504
  5. Step 5: Solve for x
    x = 1,120,225,915,834,069,504/1,174,233,766.11
  6. Step 6: Final answer
    x = 954,005,878.70

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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.