Home / 394,414,980.80-590,488,730.40-241,359,972.80

Finding the Fourth Proportional to 394,414,980.80, 590,488,730.40 and 241,359,972.80

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Solution

The fourth proportional to 394,414,980.80, 590,488,730.40 and 241,359,972.80 is: 361,346,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,414,980.80 : 590,488,730.40 = 241,359,972.80 : x
  2. Step 2: Convert to fraction form
    394,414,980.80/590,488,730.40 = 241,359,972.80/x
  3. Step 3: Cross multiply
    394,414,980.80x = 590,488,730.40 × 241,359,972.80
  4. Step 4: Simplify right side
    394,414,980.80x = 142,520,343,908,050,528
  5. Step 5: Solve for x
    x = 142,520,343,908,050,528/394,414,980.80
  6. Step 6: Final answer
    x = 361,346,173.06

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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.