Home / 650,547,620,840.83-897,777,491,826.87-361,528,061,907.55

Finding the Fourth Proportional to 650,547,620,840.83, 897,777,491,826.87 and 361,528,061,907.55

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Solution

The fourth proportional to 650,547,620,840.83, 897,777,491,826.87 and 361,528,061,907.55 is: 498,920,826,464.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,547,620,840.83 : 897,777,491,826.87 = 361,528,061,907.55 : x
  2. Step 2: Convert to fraction form
    650,547,620,840.83/897,777,491,826.87 = 361,528,061,907.55/x
  3. Step 3: Cross multiply
    650,547,620,840.83x = 897,777,491,826.87 × 361,528,061,907.55
  4. Step 4: Simplify right side
    650,547,620,840.83x = 324,571,756,644,389,634,441,216
  5. Step 5: Solve for x
    x = 324,571,756,644,389,634,441,216/650,547,620,840.83
  6. Step 6: Final answer
    x = 498,920,826,464.45

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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.