Home / 634,844,675.78-876,087,682.24-352,587,065.46

Finding the Fourth Proportional to 634,844,675.78, 876,087,682.24 and 352,587,065.46

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Solution

The fourth proportional to 634,844,675.78, 876,087,682.24 and 352,587,065.46 is: 486,571,277.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,844,675.78 : 876,087,682.24 = 352,587,065.46 : x
  2. Step 2: Convert to fraction form
    634,844,675.78/876,087,682.24 = 352,587,065.46/x
  3. Step 3: Cross multiply
    634,844,675.78x = 876,087,682.24 × 352,587,065.46
  4. Step 4: Simplify right side
    634,844,675.78x = 308,897,184,964,641,024
  5. Step 5: Solve for x
    x = 308,897,184,964,641,024/634,844,675.78
  6. Step 6: Final answer
    x = 486,571,277.59

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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.