Home / 5,486,162,549.40-7,570,898,556.66-2,980,038,221.28

Finding the Fourth Proportional to 5,486,162,549.40, 7,570,898,556.66 and 2,980,038,221.28

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Solution

The fourth proportional to 5,486,162,549.40, 7,570,898,556.66 and 2,980,038,221.28 is: 4,112,449,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,162,549.40 : 7,570,898,556.66 = 2,980,038,221.28 : x
  2. Step 2: Convert to fraction form
    5,486,162,549.40/7,570,898,556.66 = 2,980,038,221.28/x
  3. Step 3: Cross multiply
    5,486,162,549.40x = 7,570,898,556.66 × 2,980,038,221.28
  4. Step 4: Simplify right side
    5,486,162,549.40x = 22,561,567,068,280,385,536
  5. Step 5: Solve for x
    x = 22,561,567,068,280,385,536/5,486,162,549.40
  6. Step 6: Final answer
    x = 4,112,449,615.76

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1.5x scale

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.