Home / 397,441,486.40-596,162,229.60-124,839,809.60

Finding the Fourth Proportional to 397,441,486.40, 596,162,229.60 and 124,839,809.60

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Solution

The fourth proportional to 397,441,486.40, 596,162,229.60 and 124,839,809.60 is: 187,259,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,441,486.40 : 596,162,229.60 = 124,839,809.60 : x
  2. Step 2: Convert to fraction form
    397,441,486.40/596,162,229.60 = 124,839,809.60/x
  3. Step 3: Cross multiply
    397,441,486.40x = 596,162,229.60 × 124,839,809.60
  4. Step 4: Simplify right side
    397,441,486.40x = 74,424,779,233,975,488
  5. Step 5: Solve for x
    x = 74,424,779,233,975,488/397,441,486.40
  6. Step 6: Final answer
    x = 187,259,714.40

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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.