Home / 193,415,732.16-266,932,541.52-144,438,129.60

Finding the Fourth Proportional to 193,415,732.16, 266,932,541.52 and 144,438,129.60

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Solution

The fourth proportional to 193,415,732.16, 266,932,541.52 and 144,438,129.60 is: 199,338,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,415,732.16 : 266,932,541.52 = 144,438,129.60 : x
  2. Step 2: Convert to fraction form
    193,415,732.16/266,932,541.52 = 144,438,129.60/x
  3. Step 3: Cross multiply
    193,415,732.16x = 266,932,541.52 × 144,438,129.60
  4. Step 4: Simplify right side
    193,415,732.16x = 38,555,237,026,523,144
  5. Step 5: Solve for x
    x = 38,555,237,026,523,144/193,415,732.16
  6. Step 6: Final answer
    x = 199,338,681.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.