Home / 1,154,339,079.57-1,592,945,253-625,691,715.45

Finding the Fourth Proportional to 1,154,339,079.57, 1,592,945,253 and 625,691,715.45

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Solution

The fourth proportional to 1,154,339,079.57, 1,592,945,253 and 625,691,715.45 is: 863,431,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339,079.57 : 1,592,945,253 = 625,691,715.45 : x
  2. Step 2: Convert to fraction form
    1,154,339,079.57/1,592,945,253 = 625,691,715.45/x
  3. Step 3: Cross multiply
    1,154,339,079.57x = 1,592,945,253 × 625,691,715.45
  4. Step 4: Simplify right side
    1,154,339,079.57x = 996,692,647,961,530,624
  5. Step 5: Solve for x
    x = 996,692,647,961,530,624/1,154,339,079.57
  6. Step 6: Final answer
    x = 863,431,435.01

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Half scale
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Double scale
Find fourth proportional to 1,154,339,080.57, 1,592,945,254.38 and 625,691,716.45
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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.