Home / 48,370,497.33-72,578,977.40-30,170,020.89

Finding the Fourth Proportional to 48,370,497.33, 72,578,977.40 and 30,170,020.89

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Solution

The fourth proportional to 48,370,497.33, 72,578,977.40 and 30,170,020.89 is: 45,269,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,370,497.33 : 72,578,977.40 = 30,170,020.89 : x
  2. Step 2: Convert to fraction form
    48,370,497.33/72,578,977.40 = 30,170,020.89/x
  3. Step 3: Cross multiply
    48,370,497.33x = 72,578,977.40 × 30,170,020.89
  4. Step 4: Simplify right side
    48,370,497.33x = 2,189,709,264,181,987.75
  5. Step 5: Solve for x
    x = 2,189,709,264,181,987.75/48,370,497.33
  6. Step 6: Final answer
    x = 45,269,521.40

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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.