Home / 2,949,200,885.75-4,070,867,124.81-2,347,475,266.64

Finding the Fourth Proportional to 2,949,200,885.75, 4,070,867,124.81 and 2,347,475,266.64

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Solution

The fourth proportional to 2,949,200,885.75, 4,070,867,124.81 and 2,347,475,266.64 is: 3,240,287,881.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,200,885.75 : 4,070,867,124.81 = 2,347,475,266.64 : x
  2. Step 2: Convert to fraction form
    2,949,200,885.75/4,070,867,124.81 = 2,347,475,266.64/x
  3. Step 3: Cross multiply
    2,949,200,885.75x = 4,070,867,124.81 × 2,347,475,266.64
  4. Step 4: Simplify right side
    2,949,200,885.75x = 9,556,259,889,288,462,336
  5. Step 5: Solve for x
    x = 9,556,259,889,288,462,336/2,949,200,885.75
  6. Step 6: Final answer
    x = 3,240,287,881.19

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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.