Home / 127,839,363.35-176,371,979.77-104,732,308.67

Finding the Fourth Proportional to 127,839,363.35, 176,371,979.77 and 104,732,308.67

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Solution

The fourth proportional to 127,839,363.35, 176,371,979.77 and 104,732,308.67 is: 144,492,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,839,363.35 : 176,371,979.77 = 104,732,308.67 : x
  2. Step 2: Convert to fraction form
    127,839,363.35/176,371,979.77 = 104,732,308.67/x
  3. Step 3: Cross multiply
    127,839,363.35x = 176,371,979.77 × 104,732,308.67
  4. Step 4: Simplify right side
    127,839,363.35x = 18,471,844,626,189,736
  5. Step 5: Solve for x
    x = 18,471,844,626,189,736/127,839,363.35
  6. Step 6: Final answer
    x = 144,492,620.60

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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.