Home / 940,676,330.23-1,410,923,319.62-285,633,114.35

Finding the Fourth Proportional to 940,676,330.23, 1,410,923,319.62 and 285,633,114.35

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Solution

The fourth proportional to 940,676,330.23, 1,410,923,319.62 and 285,633,114.35 is: 428,421,986.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,676,330.23 : 1,410,923,319.62 = 285,633,114.35 : x
  2. Step 2: Convert to fraction form
    940,676,330.23/1,410,923,319.62 = 285,633,114.35/x
  3. Step 3: Cross multiply
    940,676,330.23x = 1,410,923,319.62 × 285,633,114.35
  4. Step 4: Simplify right side
    940,676,330.23x = 403,006,421,883,618,304
  5. Step 5: Solve for x
    x = 403,006,421,883,618,304/940,676,330.23
  6. Step 6: Final answer
    x = 428,421,986.32

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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.