Home / 394,477,281.84-590,536,248.23-238,559,218.49

Finding the Fourth Proportional to 394,477,281.84, 590,536,248.23 and 238,559,218.49

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Solution

The fourth proportional to 394,477,281.84, 590,536,248.23 and 238,559,218.49 is: 357,125,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,477,281.84 : 590,536,248.23 = 238,559,218.49 : x
  2. Step 2: Convert to fraction form
    394,477,281.84/590,536,248.23 = 238,559,218.49/x
  3. Step 3: Cross multiply
    394,477,281.84x = 590,536,248.23 × 238,559,218.49
  4. Step 4: Simplify right side
    394,477,281.84x = 140,877,865,865,504,368
  5. Step 5: Solve for x
    x = 140,877,865,865,504,368/394,477,281.84
  6. Step 6: Final answer
    x = 357,125,422.30

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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.