Home / 65,192,369,754.24-97,788,432,484.80-20,427,293,393.28

Finding the Fourth Proportional to 65,192,369,754.24, 97,788,432,484.80 and 20,427,293,393.28

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Solution

The fourth proportional to 65,192,369,754.24, 97,788,432,484.80 and 20,427,293,393.28 is: 30,640,901,816.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,192,369,754.24 : 97,788,432,484.80 = 20,427,293,393.28 : x
  2. Step 2: Convert to fraction form
    65,192,369,754.24/97,788,432,484.80 = 20,427,293,393.28/x
  3. Step 3: Cross multiply
    65,192,369,754.24x = 97,788,432,484.80 × 20,427,293,393.28
  4. Step 4: Simplify right side
    65,192,369,754.24x = 1,997,553,000,835,962,372,096
  5. Step 5: Solve for x
    x = 1,997,553,000,835,962,372,096/65,192,369,754.24
  6. Step 6: Final answer
    x = 30,640,901,816.67

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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.