Home / 101,232,005.60-151,848,008.40-66,794,628.80

Finding the Fourth Proportional to 101,232,005.60, 151,848,008.40 and 66,794,628.80

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Solution

The fourth proportional to 101,232,005.60, 151,848,008.40 and 66,794,628.80 is: 100,191,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,232,005.60 : 151,848,008.40 = 66,794,628.80 : x
  2. Step 2: Convert to fraction form
    101,232,005.60/151,848,008.40 = 66,794,628.80/x
  3. Step 3: Cross multiply
    101,232,005.60x = 151,848,008.40 × 66,794,628.80
  4. Step 4: Simplify right side
    101,232,005.60x = 10,142,631,355,097,282
  5. Step 5: Solve for x
    x = 10,142,631,355,097,282/101,232,005.60
  6. Step 6: Final answer
    x = 100,191,943.20

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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.