Home / 969,643,564.59-1,454,669,618.16-314,543,439.12

Finding the Fourth Proportional to 969,643,564.59, 1,454,669,618.16 and 314,543,439.12

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Solution

The fourth proportional to 969,643,564.59, 1,454,669,618.16 and 314,543,439.12 is: 471,881,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,564.59 : 1,454,669,618.16 = 314,543,439.12 : x
  2. Step 2: Convert to fraction form
    969,643,564.59/1,454,669,618.16 = 314,543,439.12/x
  3. Step 3: Cross multiply
    969,643,564.59x = 1,454,669,618.16 × 314,543,439.12
  4. Step 4: Simplify right side
    969,643,564.59x = 457,556,784,479,423,616
  5. Step 5: Solve for x
    x = 457,556,784,479,423,616/969,643,564.59
  6. Step 6: Final answer
    x = 471,881,422.40

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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.