Home / 969,643,693.22-1,454,669,811.20-314,543,567.75

Finding the Fourth Proportional to 969,643,693.22, 1,454,669,811.20 and 314,543,567.75

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Solution

The fourth proportional to 969,643,693.22, 1,454,669,811.20 and 314,543,567.75 is: 471,881,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,693.22 : 1,454,669,811.20 = 314,543,567.75 : x
  2. Step 2: Convert to fraction form
    969,643,693.22/1,454,669,811.20 = 314,543,567.75/x
  3. Step 3: Cross multiply
    969,643,693.22x = 1,454,669,811.20 × 314,543,567.75
  4. Step 4: Simplify right side
    969,643,693.22x = 457,557,032,313,066,944
  5. Step 5: Solve for x
    x = 457,557,032,313,066,944/969,643,693.22
  6. Step 6: Final answer
    x = 471,881,615.39

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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.