Home / 634,844,676.28-876,087,682.93-352,587,065.96

Finding the Fourth Proportional to 634,844,676.28, 876,087,682.93 and 352,587,065.96

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Solution

The fourth proportional to 634,844,676.28, 876,087,682.93 and 352,587,065.96 is: 486,571,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,844,676.28 : 876,087,682.93 = 352,587,065.96 : x
  2. Step 2: Convert to fraction form
    634,844,676.28/876,087,682.93 = 352,587,065.96/x
  3. Step 3: Cross multiply
    634,844,676.28x = 876,087,682.93 × 352,587,065.96
  4. Step 4: Simplify right side
    634,844,676.28x = 308,897,185,646,220,480
  5. Step 5: Solve for x
    x = 308,897,185,646,220,480/634,844,676.28
  6. Step 6: Final answer
    x = 486,571,278.28

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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.