Home / 214,513,899.13-321,773,838.41-61,159,955.77

Finding the Fourth Proportional to 214,513,899.13, 321,773,838.41 and 61,159,955.77

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Solution

The fourth proportional to 214,513,899.13, 321,773,838.41 and 61,159,955.77 is: 91,740,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,513,899.13 : 321,773,838.41 = 61,159,955.77 : x
  2. Step 2: Convert to fraction form
    214,513,899.13/321,773,838.41 = 61,159,955.77/x
  3. Step 3: Cross multiply
    214,513,899.13x = 321,773,838.41 × 61,159,955.77
  4. Step 4: Simplify right side
    214,513,899.13x = 19,679,673,725,098,728
  5. Step 5: Solve for x
    x = 19,679,673,725,098,728/214,513,899.13
  6. Step 6: Final answer
    x = 91,740,786.05

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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.