Home / 65,239,810.70-97,859,716.05-43,740,725.90

Finding the Fourth Proportional to 65,239,810.70, 97,859,716.05 and 43,740,725.90

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Solution

The fourth proportional to 65,239,810.70, 97,859,716.05 and 43,740,725.90 is: 65,611,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,239,810.70 : 97,859,716.05 = 43,740,725.90 : x
  2. Step 2: Convert to fraction form
    65,239,810.70/97,859,716.05 = 43,740,725.90/x
  3. Step 3: Cross multiply
    65,239,810.70x = 97,859,716.05 × 43,740,725.90
  4. Step 4: Simplify right side
    65,239,810.70x = 4,280,455,016,394,880.50
  5. Step 5: Solve for x
    x = 4,280,455,016,394,880.50/65,239,810.70
  6. Step 6: Final answer
    x = 65,611,088.85

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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.