Home / 103,352,275.04-155,058,679.49-30,570,993.88

Finding the Fourth Proportional to 103,352,275.04, 155,058,679.49 and 30,570,993.88

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Solution

The fourth proportional to 103,352,275.04, 155,058,679.49 and 30,570,993.88 is: 45,865,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,352,275.04 : 155,058,679.49 = 30,570,993.88 : x
  2. Step 2: Convert to fraction form
    103,352,275.04/155,058,679.49 = 30,570,993.88/x
  3. Step 3: Cross multiply
    103,352,275.04x = 155,058,679.49 × 30,570,993.88
  4. Step 4: Simplify right side
    103,352,275.04x = 4,740,297,941,189,170
  5. Step 5: Solve for x
    x = 4,740,297,941,189,170/103,352,275.04
  6. Step 6: Final answer
    x = 45,865,443.60

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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.