Home / 73,984,838.40-110,977,257.60-19,397,318.40

Finding the Fourth Proportional to 73,984,838.40, 110,977,257.60 and 19,397,318.40

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Solution

The fourth proportional to 73,984,838.40, 110,977,257.60 and 19,397,318.40 is: 29,095,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,984,838.40 : 110,977,257.60 = 19,397,318.40 : x
  2. Step 2: Convert to fraction form
    73,984,838.40/110,977,257.60 = 19,397,318.40/x
  3. Step 3: Cross multiply
    73,984,838.40x = 110,977,257.60 × 19,397,318.40
  4. Step 4: Simplify right side
    73,984,838.40x = 2,152,661,200,826,019.50
  5. Step 5: Solve for x
    x = 2,152,661,200,826,019.50/73,984,838.40
  6. Step 6: Final answer
    x = 29,095,977.60

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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.