Home / 766,627,634.06-1,150,134,928.90-213,929,602.77

Finding the Fourth Proportional to 766,627,634.06, 1,150,134,928.90 and 213,929,602.77

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Solution

The fourth proportional to 766,627,634.06, 1,150,134,928.90 and 213,929,602.77 is: 320,948,394.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,627,634.06 : 1,150,134,928.90 = 213,929,602.77 : x
  2. Step 2: Convert to fraction form
    766,627,634.06/1,150,134,928.90 = 213,929,602.77/x
  3. Step 3: Cross multiply
    766,627,634.06x = 1,150,134,928.90 × 213,929,602.77
  4. Step 4: Simplify right side
    766,627,634.06x = 246,047,908,471,479,232
  5. Step 5: Solve for x
    x = 246,047,908,471,479,232/766,627,634.06
  6. Step 6: Final answer
    x = 320,948,394.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.