Home / 1,154,339,125.06-1,592,945,315.78-625,691,760.92

Finding the Fourth Proportional to 1,154,339,125.06, 1,592,945,315.78 and 625,691,760.92

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Solution

The fourth proportional to 1,154,339,125.06, 1,592,945,315.78 and 625,691,760.92 is: 863,431,497.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,339,125.06 : 1,592,945,315.78 = 625,691,760.92 : x
  2. Step 2: Convert to fraction form
    1,154,339,125.06/1,592,945,315.78 = 625,691,760.92/x
  3. Step 3: Cross multiply
    1,154,339,125.06x = 1,592,945,315.78 × 625,691,760.92
  4. Step 4: Simplify right side
    1,154,339,125.06x = 996,692,759,679,653,632
  5. Step 5: Solve for x
    x = 996,692,759,679,653,632/1,154,339,125.06
  6. Step 6: Final answer
    x = 863,431,497.77

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Half scale
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Double scale
Find fourth proportional to 1,154,339,126.06, 1,592,945,317.16 and 625,691,761.92
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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.