Home / 681,080,357.19-939,890,856.96-367,814,541

Finding the Fourth Proportional to 681,080,357.19, 939,890,856.96 and 367,814,541

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Solution

The fourth proportional to 681,080,357.19, 939,890,856.96 and 367,814,541 is: 507,584,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,080,357.19 : 939,890,856.96 = 367,814,541 : x
  2. Step 2: Convert to fraction form
    681,080,357.19/939,890,856.96 = 367,814,541/x
  3. Step 3: Cross multiply
    681,080,357.19x = 939,890,856.96 × 367,814,541
  4. Step 4: Simplify right side
    681,080,357.19x = 345,705,524,142,839,040
  5. Step 5: Solve for x
    x = 345,705,524,142,839,040/681,080,357.19
  6. Step 6: Final answer
    x = 507,584,047.16

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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.