Home / 772,937,273.90-1,159,405,910.85-528,049,261.10

Finding the Fourth Proportional to 772,937,273.90, 1,159,405,910.85 and 528,049,261.10

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Solution

The fourth proportional to 772,937,273.90, 1,159,405,910.85 and 528,049,261.10 is: 792,073,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,937,273.90 : 1,159,405,910.85 = 528,049,261.10 : x
  2. Step 2: Convert to fraction form
    772,937,273.90/1,159,405,910.85 = 528,049,261.10/x
  3. Step 3: Cross multiply
    772,937,273.90x = 1,159,405,910.85 × 528,049,261.10
  4. Step 4: Simplify right side
    772,937,273.90x = 612,223,434,539,314,944
  5. Step 5: Solve for x
    x = 612,223,434,539,314,944/772,937,273.90
  6. Step 6: Final answer
    x = 792,073,891.65

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Double scale
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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.