Home / 293,531,320.40-440,296,980.60-75,181,240.40

Finding the Fourth Proportional to 293,531,320.40, 440,296,980.60 and 75,181,240.40

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Solution

The fourth proportional to 293,531,320.40, 440,296,980.60 and 75,181,240.40 is: 112,771,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,531,320.40 : 440,296,980.60 = 75,181,240.40 : x
  2. Step 2: Convert to fraction form
    293,531,320.40/440,296,980.60 = 75,181,240.40/x
  3. Step 3: Cross multiply
    293,531,320.40x = 440,296,980.60 × 75,181,240.40
  4. Step 4: Simplify right side
    293,531,320.40x = 33,102,073,145,882,740
  5. Step 5: Solve for x
    x = 33,102,073,145,882,740/293,531,320.40
  6. Step 6: Final answer
    x = 112,771,860.60

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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.