Home / 21,150,082,708,437-31,739,615,652,930-7,381,669,416,363.30

Finding the Fourth Proportional to 21,150,082,708,437, 31,739,615,652,930 and 7,381,669,416,363.30

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Solution

The fourth proportional to 21,150,082,708,437, 31,739,615,652,930 and 7,381,669,416,363.30 is: 11,077,561,888,630.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,150,082,708,437 : 31,739,615,652,930 = 7,381,669,416,363.30 : x
  2. Step 2: Convert to fraction form
    21,150,082,708,437/31,739,615,652,930 = 7,381,669,416,363.30/x
  3. Step 3: Cross multiply
    21,150,082,708,437x = 31,739,615,652,930 × 7,381,669,416,363.30
  4. Step 4: Simplify right side
    21,150,082,708,437x = 234,291,350,152,359,257,195,937,792
  5. Step 5: Solve for x
    x = 234,291,350,152,359,257,195,937,792/21,150,082,708,437
  6. Step 6: Final answer
    x = 11,077,561,888,630.24

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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.