Home / 123,804,047.20-185,706,070.80-111,049,463.20

Finding the Fourth Proportional to 123,804,047.20, 185,706,070.80 and 111,049,463.20

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Solution

The fourth proportional to 123,804,047.20, 185,706,070.80 and 111,049,463.20 is: 166,574,194.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,804,047.20 : 185,706,070.80 = 111,049,463.20 : x
  2. Step 2: Convert to fraction form
    123,804,047.20/185,706,070.80 = 111,049,463.20/x
  3. Step 3: Cross multiply
    123,804,047.20x = 185,706,070.80 × 111,049,463.20
  4. Step 4: Simplify right side
    123,804,047.20x = 20,622,559,475,321,196
  5. Step 5: Solve for x
    x = 20,622,559,475,321,196/123,804,047.20
  6. Step 6: Final answer
    x = 166,574,194.80

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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.