Home / 969,643,565.10-1,454,669,618.91-314,543,439.63

Finding the Fourth Proportional to 969,643,565.10, 1,454,669,618.91 and 314,543,439.63

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Solution

The fourth proportional to 969,643,565.10, 1,454,669,618.91 and 314,543,439.63 is: 471,881,423.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,565.10 : 1,454,669,618.91 = 314,543,439.63 : x
  2. Step 2: Convert to fraction form
    969,643,565.10/1,454,669,618.91 = 314,543,439.63/x
  3. Step 3: Cross multiply
    969,643,565.10x = 1,454,669,618.91 × 314,543,439.63
  4. Step 4: Simplify right side
    969,643,565.10x = 457,556,785,457,212,736
  5. Step 5: Solve for x
    x = 457,556,785,457,212,736/969,643,565.10
  6. Step 6: Final answer
    x = 471,881,423.16

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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.