Home / 3,071,679,424.78-4,238,887,428.21-1,661,952,456.13

Finding the Fourth Proportional to 3,071,679,424.78, 4,238,887,428.21 and 1,661,952,456.13

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Solution

The fourth proportional to 3,071,679,424.78, 4,238,887,428.21 and 1,661,952,456.13 is: 2,293,478,061.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,679,424.78 : 4,238,887,428.21 = 1,661,952,456.13 : x
  2. Step 2: Convert to fraction form
    3,071,679,424.78/4,238,887,428.21 = 1,661,952,456.13/x
  3. Step 3: Cross multiply
    3,071,679,424.78x = 4,238,887,428.21 × 1,661,952,456.13
  4. Step 4: Simplify right side
    3,071,679,424.78x = 7,044,829,372,572,188,672
  5. Step 5: Solve for x
    x = 7,044,829,372,572,188,672/3,071,679,424.78
  6. Step 6: Final answer
    x = 2,293,478,061.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.