Home / 98,869,100.58-148,278,835.71-47,021,706.90

Finding the Fourth Proportional to 98,869,100.58, 148,278,835.71 and 47,021,706.90

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Solution

The fourth proportional to 98,869,100.58, 148,278,835.71 and 47,021,706.90 is: 70,520,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,869,100.58 : 148,278,835.71 = 47,021,706.90 : x
  2. Step 2: Convert to fraction form
    98,869,100.58/148,278,835.71 = 47,021,706.90/x
  3. Step 3: Cross multiply
    98,869,100.58x = 148,278,835.71 × 47,021,706.90
  4. Step 4: Simplify right side
    98,869,100.58x = 6,972,323,952,228,874
  5. Step 5: Solve for x
    x = 6,972,323,952,228,874/98,869,100.58
  6. Step 6: Final answer
    x = 70,520,758.37

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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.