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Finding the Fourth Proportional to 436,752,498.70, 655,128,748.05 and 403,496,101.90

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Solution

The fourth proportional to 436,752,498.70, 655,128,748.05 and 403,496,101.90 is: 605,244,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,752,498.70 : 655,128,748.05 = 403,496,101.90 : x
  2. Step 2: Convert to fraction form
    436,752,498.70/655,128,748.05 = 403,496,101.90/x
  3. Step 3: Cross multiply
    436,752,498.70x = 655,128,748.05 × 403,496,101.90
  4. Step 4: Simplify right side
    436,752,498.70x = 264,341,896,080,802,176
  5. Step 5: Solve for x
    x = 264,341,896,080,802,176/436,752,498.70
  6. Step 6: Final answer
    x = 605,244,152.85

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