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Finding the Fourth Proportional to 292,992,978.80, 439,559,452.20 and 88,523,058.80

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Solution

The fourth proportional to 292,992,978.80, 439,559,452.20 and 88,523,058.80 is: 132,805,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,992,978.80 : 439,559,452.20 = 88,523,058.80 : x
  2. Step 2: Convert to fraction form
    292,992,978.80/439,559,452.20 = 88,523,058.80/x
  3. Step 3: Cross multiply
    292,992,978.80x = 439,559,452.20 × 88,523,058.80
  4. Step 4: Simplify right side
    292,992,978.80x = 38,911,147,233,196,384
  5. Step 5: Solve for x
    x = 38,911,147,233,196,384/292,992,978.80
  6. Step 6: Final answer
    x = 132,805,732.73

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