Home / 1,172,663,462.70-1,617,912,703.71-677,445,481.26

Finding the Fourth Proportional to 1,172,663,462.70, 1,617,912,703.71 and 677,445,481.26

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Solution

The fourth proportional to 1,172,663,462.70, 1,617,912,703.71 and 677,445,481.26 is: 934,665,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,663,462.70 : 1,617,912,703.71 = 677,445,481.26 : x
  2. Step 2: Convert to fraction form
    1,172,663,462.70/1,617,912,703.71 = 677,445,481.26/x
  3. Step 3: Cross multiply
    1,172,663,462.70x = 1,617,912,703.71 × 677,445,481.26
  4. Step 4: Simplify right side
    1,172,663,462.70x = 1,096,047,650,201,488,768
  5. Step 5: Solve for x
    x = 1,096,047,650,201,488,768/1,172,663,462.70
  6. Step 6: Final answer
    x = 934,665,132.04

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Double scale
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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.