Home / 428,634,431,506.43-642,951,647,038.17-160,044,387,188.14

Finding the Fourth Proportional to 428,634,431,506.43, 642,951,647,038.17 and 160,044,387,188.14

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Solution

The fourth proportional to 428,634,431,506.43, 642,951,647,038.17 and 160,044,387,188.14 is: 240,066,580,699.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,634,431,506.43 : 642,951,647,038.17 = 160,044,387,188.14 : x
  2. Step 2: Convert to fraction form
    428,634,431,506.43/642,951,647,038.17 = 160,044,387,188.14/x
  3. Step 3: Cross multiply
    428,634,431,506.43x = 642,951,647,038.17 × 160,044,387,188.14
  4. Step 4: Simplify right side
    428,634,431,506.43x = 102,900,802,341,829,229,936,640
  5. Step 5: Solve for x
    x = 102,900,802,341,829,229,936,640/428,634,431,506.43
  6. Step 6: Final answer
    x = 240,066,580,699.52

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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.