Home / 119,495,257.56-164,908,544.81-66,571,935.21

Finding the Fourth Proportional to 119,495,257.56, 164,908,544.81 and 66,571,935.21

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Solution

The fourth proportional to 119,495,257.56, 164,908,544.81 and 66,571,935.21 is: 91,872,105.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,495,257.56 : 164,908,544.81 = 66,571,935.21 : x
  2. Step 2: Convert to fraction form
    119,495,257.56/164,908,544.81 = 66,571,935.21/x
  3. Step 3: Cross multiply
    119,495,257.56x = 164,908,544.81 × 66,571,935.21
  4. Step 4: Simplify right side
    119,495,257.56x = 10,978,280,960,333,842
  5. Step 5: Solve for x
    x = 10,978,280,960,333,842/119,495,257.56
  6. Step 6: Final answer
    x = 91,872,105.93

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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.