Home / 75,542,973.60-113,314,460.40-69,244,413.60

Finding the Fourth Proportional to 75,542,973.60, 113,314,460.40 and 69,244,413.60

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Solution

The fourth proportional to 75,542,973.60, 113,314,460.40 and 69,244,413.60 is: 103,866,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,542,973.60 : 113,314,460.40 = 69,244,413.60 : x
  2. Step 2: Convert to fraction form
    75,542,973.60/113,314,460.40 = 69,244,413.60/x
  3. Step 3: Cross multiply
    75,542,973.60x = 113,314,460.40 × 69,244,413.60
  4. Step 4: Simplify right side
    75,542,973.60x = 7,846,393,362,798,421
  5. Step 5: Solve for x
    x = 7,846,393,362,798,421/75,542,973.60
  6. Step 6: Final answer
    x = 103,866,620.40

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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.