Home / 71,364,401.34-98,298,663.91-50,420,077.11

Finding the Fourth Proportional to 71,364,401.34, 98,298,663.91 and 50,420,077.11

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Solution

The fourth proportional to 71,364,401.34, 98,298,663.91 and 50,420,077.11 is: 69,449,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,364,401.34 : 98,298,663.91 = 50,420,077.11 : x
  2. Step 2: Convert to fraction form
    71,364,401.34/98,298,663.91 = 50,420,077.11/x
  3. Step 3: Cross multiply
    71,364,401.34x = 98,298,663.91 × 50,420,077.11
  4. Step 4: Simplify right side
    71,364,401.34x = 4,956,226,214,152,174
  5. Step 5: Solve for x
    x = 4,956,226,214,152,174/71,364,401.34
  6. Step 6: Final answer
    x = 69,449,559.18

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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.