Home / 91,412,751.14-137,038,413.21-69,943,199.03

Finding the Fourth Proportional to 91,412,751.14, 137,038,413.21 and 69,943,199.03

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Solution

The fourth proportional to 91,412,751.14, 137,038,413.21 and 69,943,199.03 is: 104,853,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,412,751.14 : 137,038,413.21 = 69,943,199.03 : x
  2. Step 2: Convert to fraction form
    91,412,751.14/137,038,413.21 = 69,943,199.03/x
  3. Step 3: Cross multiply
    91,412,751.14x = 137,038,413.21 × 69,943,199.03
  4. Step 4: Simplify right side
    91,412,751.14x = 9,584,905,009,217,220
  5. Step 5: Solve for x
    x = 9,584,905,009,217,220/91,412,751.14
  6. Step 6: Final answer
    x = 104,853,041.73

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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.