Home / 130,214,503.82-179,696,270.42-77,301,823.10

Finding the Fourth Proportional to 130,214,503.82, 179,696,270.42 and 77,301,823.10

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Solution

The fourth proportional to 130,214,503.82, 179,696,270.42 and 77,301,823.10 is: 106,676,667.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,214,503.82 : 179,696,270.42 = 77,301,823.10 : x
  2. Step 2: Convert to fraction form
    130,214,503.82/179,696,270.42 = 77,301,823.10/x
  3. Step 3: Cross multiply
    130,214,503.82x = 179,696,270.42 × 77,301,823.10
  4. Step 4: Simplify right side
    130,214,503.82x = 13,890,849,306,451,612
  5. Step 5: Solve for x
    x = 13,890,849,306,451,612/130,214,503.82
  6. Step 6: Final answer
    x = 106,676,667.34

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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.