Home / 331,341,435.60-497,012,153.40-113,238,049.20

Finding the Fourth Proportional to 331,341,435.60, 497,012,153.40 and 113,238,049.20

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Solution

The fourth proportional to 331,341,435.60, 497,012,153.40 and 113,238,049.20 is: 169,857,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,341,435.60 : 497,012,153.40 = 113,238,049.20 : x
  2. Step 2: Convert to fraction form
    331,341,435.60/497,012,153.40 = 113,238,049.20/x
  3. Step 3: Cross multiply
    331,341,435.60x = 497,012,153.40 × 113,238,049.20
  4. Step 4: Simplify right side
    331,341,435.60x = 56,280,686,679,707,144
  5. Step 5: Solve for x
    x = 56,280,686,679,707,144/331,341,435.60
  6. Step 6: Final answer
    x = 169,857,073.80

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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.