Home / 949,751,103.31-1,310,656,646.85-526,392,097.38

Finding the Fourth Proportional to 949,751,103.31, 1,310,656,646.85 and 526,392,097.38

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Solution

The fourth proportional to 949,751,103.31, 1,310,656,646.85 and 526,392,097.38 is: 726,421,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,751,103.31 : 1,310,656,646.85 = 526,392,097.38 : x
  2. Step 2: Convert to fraction form
    949,751,103.31/1,310,656,646.85 = 526,392,097.38/x
  3. Step 3: Cross multiply
    949,751,103.31x = 1,310,656,646.85 × 526,392,097.38
  4. Step 4: Simplify right side
    949,751,103.31x = 689,919,301,277,442,176
  5. Step 5: Solve for x
    x = 689,919,301,277,442,176/949,751,103.31
  6. Step 6: Final answer
    x = 726,421,163.26

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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.