Home / 2,647,299,207.40-3,970,948,811.10-708,602,439.40

Finding the Fourth Proportional to 2,647,299,207.40, 3,970,948,811.10 and 708,602,439.40

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Solution

The fourth proportional to 2,647,299,207.40, 3,970,948,811.10 and 708,602,439.40 is: 1,062,903,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,299,207.40 : 3,970,948,811.10 = 708,602,439.40 : x
  2. Step 2: Convert to fraction form
    2,647,299,207.40/3,970,948,811.10 = 708,602,439.40/x
  3. Step 3: Cross multiply
    2,647,299,207.40x = 3,970,948,811.10 × 708,602,439.40
  4. Step 4: Simplify right side
    2,647,299,207.40x = 2,813,824,014,277,989,888
  5. Step 5: Solve for x
    x = 2,813,824,014,277,989,888/2,647,299,207.40
  6. Step 6: Final answer
    x = 1,062,903,659.10

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1.5x scale

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.