Home / 817,506,850.62-1,224,466,333.62-675,841,736.69

Finding the Fourth Proportional to 817,506,850.62, 1,224,466,333.62 and 675,841,736.69

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Solution

The fourth proportional to 817,506,850.62, 1,224,466,333.62 and 675,841,736.69 is: 1,012,279,533.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,506,850.62 : 1,224,466,333.62 = 675,841,736.69 : x
  2. Step 2: Convert to fraction form
    817,506,850.62/1,224,466,333.62 = 675,841,736.69/x
  3. Step 3: Cross multiply
    817,506,850.62x = 1,224,466,333.62 × 675,841,736.69
  4. Step 4: Simplify right side
    817,506,850.62x = 827,545,453,435,040,384
  5. Step 5: Solve for x
    x = 827,545,453,435,040,384/817,506,850.62
  6. Step 6: Final answer
    x = 1,012,279,533.57

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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.