Home / 91,844,704.80-137,578,100.40-46,432,087.20

Finding the Fourth Proportional to 91,844,704.80, 137,578,100.40 and 46,432,087.20

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Solution

The fourth proportional to 91,844,704.80, 137,578,100.40 and 46,432,087.20 is: 69,552,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,844,704.80 : 137,578,100.40 = 46,432,087.20 : x
  2. Step 2: Convert to fraction form
    91,844,704.80/137,578,100.40 = 46,432,087.20/x
  3. Step 3: Cross multiply
    91,844,704.80x = 137,578,100.40 × 46,432,087.20
  4. Step 4: Simplify right side
    91,844,704.80x = 6,388,038,354,583,156
  5. Step 5: Solve for x
    x = 6,388,038,354,583,156/91,844,704.80
  6. Step 6: Final answer
    x = 69,552,603.70

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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.