Home / 1,009,324,050.97-1,392,809,077.11-563,252,404.61

Finding the Fourth Proportional to 1,009,324,050.97, 1,392,809,077.11 and 563,252,404.61

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Solution

The fourth proportional to 1,009,324,050.97, 1,392,809,077.11 and 563,252,404.61 is: 777,255,888.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,324,050.97 : 1,392,809,077.11 = 563,252,404.61 : x
  2. Step 2: Convert to fraction form
    1,009,324,050.97/1,392,809,077.11 = 563,252,404.61/x
  3. Step 3: Cross multiply
    1,009,324,050.97x = 1,392,809,077.11 × 563,252,404.61
  4. Step 4: Simplify right side
    1,009,324,050.97x = 784,503,061,837,878,272
  5. Step 5: Solve for x
    x = 784,503,061,837,878,272/1,009,324,050.97
  6. Step 6: Final answer
    x = 777,255,888.32

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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.