Home / 122,198,439.60-183,510,235.80-64,802,811.60

Finding the Fourth Proportional to 122,198,439.60, 183,510,235.80 and 64,802,811.60

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Solution

The fourth proportional to 122,198,439.60, 183,510,235.80 and 64,802,811.60 is: 97,316,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,198,439.60 : 183,510,235.80 = 64,802,811.60 : x
  2. Step 2: Convert to fraction form
    122,198,439.60/183,510,235.80 = 64,802,811.60/x
  3. Step 3: Cross multiply
    122,198,439.60x = 183,510,235.80 × 64,802,811.60
  4. Step 4: Simplify right side
    122,198,439.60x = 11,891,979,237,218,976
  5. Step 5: Solve for x
    x = 11,891,979,237,218,976/122,198,439.60
  6. Step 6: Final answer
    x = 97,316,948.37

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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.