Home / 1,112,526,806.82-1,667,520,760.47-448,115,572.86

Finding the Fourth Proportional to 1,112,526,806.82, 1,667,520,760.47 and 448,115,572.86

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Solution

The fourth proportional to 1,112,526,806.82, 1,667,520,760.47 and 448,115,572.86 is: 671,662,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,526,806.82 : 1,667,520,760.47 = 448,115,572.86 : x
  2. Step 2: Convert to fraction form
    1,112,526,806.82/1,667,520,760.47 = 448,115,572.86/x
  3. Step 3: Cross multiply
    1,112,526,806.82x = 1,667,520,760.47 × 448,115,572.86
  4. Step 4: Simplify right side
    1,112,526,806.82x = 747,242,020,833,956,992
  5. Step 5: Solve for x
    x = 747,242,020,833,956,992/1,112,526,806.82
  6. Step 6: Final answer
    x = 671,662,036.59

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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.