Home / 74,367,099.40-111,550,649.10-39,929,722.60

Finding the Fourth Proportional to 74,367,099.40, 111,550,649.10 and 39,929,722.60

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Solution

The fourth proportional to 74,367,099.40, 111,550,649.10 and 39,929,722.60 is: 59,894,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,367,099.40 : 111,550,649.10 = 39,929,722.60 : x
  2. Step 2: Convert to fraction form
    74,367,099.40/111,550,649.10 = 39,929,722.60/x
  3. Step 3: Cross multiply
    74,367,099.40x = 111,550,649.10 × 39,929,722.60
  4. Step 4: Simplify right side
    74,367,099.40x = 4,454,186,474,412,939.50
  5. Step 5: Solve for x
    x = 4,454,186,474,412,939.50/74,367,099.40
  6. Step 6: Final answer
    x = 59,894,583.90

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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.