Home / 691,036,032.54-1,034,908,680.93-441,267,636.75

Finding the Fourth Proportional to 691,036,032.54, 1,034,908,680.93 and 441,267,636.75

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Solution

The fourth proportional to 691,036,032.54, 1,034,908,680.93 and 441,267,636.75 is: 660,850,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,036,032.54 : 1,034,908,680.93 = 441,267,636.75 : x
  2. Step 2: Convert to fraction form
    691,036,032.54/1,034,908,680.93 = 441,267,636.75/x
  3. Step 3: Cross multiply
    691,036,032.54x = 1,034,908,680.93 × 441,267,636.75
  4. Step 4: Simplify right side
    691,036,032.54x = 456,671,707,888,804,288
  5. Step 5: Solve for x
    x = 456,671,707,888,804,288/691,036,032.54
  6. Step 6: Final answer
    x = 660,850,789.80

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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.