Home / 100,011,008.60-149,780,583.30-61,790,413.40

Finding the Fourth Proportional to 100,011,008.60, 149,780,583.30 and 61,790,413.40

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Solution

The fourth proportional to 100,011,008.60, 149,780,583.30 and 61,790,413.40 is: 92,539,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,011,008.60 : 149,780,583.30 = 61,790,413.40 : x
  2. Step 2: Convert to fraction form
    100,011,008.60/149,780,583.30 = 61,790,413.40/x
  3. Step 3: Cross multiply
    100,011,008.60x = 149,780,583.30 × 61,790,413.40
  4. Step 4: Simplify right side
    100,011,008.60x = 9,255,004,161,400,136
  5. Step 5: Solve for x
    x = 9,255,004,161,400,136/100,011,008.60
  6. Step 6: Final answer
    x = 92,539,854.27

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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.