Home / 331,648,449.60-497,472,674.40-159,036,412.80

Finding the Fourth Proportional to 331,648,449.60, 497,472,674.40 and 159,036,412.80

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Solution

The fourth proportional to 331,648,449.60, 497,472,674.40 and 159,036,412.80 is: 238,554,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,648,449.60 : 497,472,674.40 = 159,036,412.80 : x
  2. Step 2: Convert to fraction form
    331,648,449.60/497,472,674.40 = 159,036,412.80/x
  3. Step 3: Cross multiply
    331,648,449.60x = 497,472,674.40 × 159,036,412.80
  4. Step 4: Simplify right side
    331,648,449.60x = 79,116,269,602,598,400
  5. Step 5: Solve for x
    x = 79,116,269,602,598,400/331,648,449.60
  6. Step 6: Final answer
    x = 238,554,619.20

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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.