Home / 122,355,176.20-183,532,764.30-70,628,252.20

Finding the Fourth Proportional to 122,355,176.20, 183,532,764.30 and 70,628,252.20

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Solution

The fourth proportional to 122,355,176.20, 183,532,764.30 and 70,628,252.20 is: 105,942,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,355,176.20 : 183,532,764.30 = 70,628,252.20 : x
  2. Step 2: Convert to fraction form
    122,355,176.20/183,532,764.30 = 70,628,252.20/x
  3. Step 3: Cross multiply
    122,355,176.20x = 183,532,764.30 × 70,628,252.20
  4. Step 4: Simplify right side
    122,355,176.20x = 12,962,598,363,943,558
  5. Step 5: Solve for x
    x = 12,962,598,363,943,558/122,355,176.20
  6. Step 6: Final answer
    x = 105,942,378.30

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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.