Home / 334,283,972.60-501,425,958.90-257,756,468.60

Finding the Fourth Proportional to 334,283,972.60, 501,425,958.90 and 257,756,468.60

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Solution

The fourth proportional to 334,283,972.60, 501,425,958.90 and 257,756,468.60 is: 386,634,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,283,972.60 : 501,425,958.90 = 257,756,468.60 : x
  2. Step 2: Convert to fraction form
    334,283,972.60/501,425,958.90 = 257,756,468.60/x
  3. Step 3: Cross multiply
    334,283,972.60x = 501,425,958.90 × 257,756,468.60
  4. Step 4: Simplify right side
    334,283,972.60x = 129,245,784,430,432,736
  5. Step 5: Solve for x
    x = 129,245,784,430,432,736/334,283,972.60
  6. Step 6: Final answer
    x = 386,634,702.90

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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.