Home / 1,154,339,078.45-1,592,945,251.45-625,691,714.32

Finding the Fourth Proportional to 1,154,339,078.45, 1,592,945,251.45 and 625,691,714.32

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Solution

The fourth proportional to 1,154,339,078.45, 1,592,945,251.45 and 625,691,714.32 is: 863,431,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339,078.45 : 1,592,945,251.45 = 625,691,714.32 : x
  2. Step 2: Convert to fraction form
    1,154,339,078.45/1,592,945,251.45 = 625,691,714.32/x
  3. Step 3: Cross multiply
    1,154,339,078.45x = 1,592,945,251.45 × 625,691,714.32
  4. Step 4: Simplify right side
    1,154,339,078.45x = 996,692,645,188,299,136
  5. Step 5: Solve for x
    x = 996,692,645,188,299,136/1,154,339,078.45
  6. Step 6: Final answer
    x = 863,431,433.45

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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.