Home / 122,133,943.20-183,200,914.80-64,738,315.20

Finding the Fourth Proportional to 122,133,943.20, 183,200,914.80 and 64,738,315.20

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Solution

The fourth proportional to 122,133,943.20, 183,200,914.80 and 64,738,315.20 is: 97,107,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,133,943.20 : 183,200,914.80 = 64,738,315.20 : x
  2. Step 2: Convert to fraction form
    122,133,943.20/183,200,914.80 = 64,738,315.20/x
  3. Step 3: Cross multiply
    122,133,943.20x = 183,200,914.80 × 64,738,315.20
  4. Step 4: Simplify right side
    122,133,943.20x = 11,860,118,567,250,746
  5. Step 5: Solve for x
    x = 11,860,118,567,250,746/122,133,943.20
  6. Step 6: Final answer
    x = 97,107,472.80

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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.