Home / 2,949,200,888.74-4,070,867,128.96-2,347,475,269.64

Finding the Fourth Proportional to 2,949,200,888.74, 4,070,867,128.96 and 2,347,475,269.64

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Solution

The fourth proportional to 2,949,200,888.74, 4,070,867,128.96 and 2,347,475,269.64 is: 3,240,287,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949,200,888.74 : 4,070,867,128.96 = 2,347,475,269.64 : x
  2. Step 2: Convert to fraction form
    2,949,200,888.74/4,070,867,128.96 = 2,347,475,269.64/x
  3. Step 3: Cross multiply
    2,949,200,888.74x = 4,070,867,128.96 × 2,347,475,269.64
  4. Step 4: Simplify right side
    2,949,200,888.74x = 9,556,259,911,223,988,224
  5. Step 5: Solve for x
    x = 9,556,259,911,223,988,224/2,949,200,888.74
  6. Step 6: Final answer
    x = 3,240,287,885.34

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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.