Home / 20,219,366,319.72-30,333,186,000.54-6,952,901,670

Finding the Fourth Proportional to 20,219,366,319.72, 30,333,186,000.54 and 6,952,901,670

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Solution

The fourth proportional to 20,219,366,319.72, 30,333,186,000.54 and 6,952,901,670 is: 10,430,774,944.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,219,366,319.72 : 30,333,186,000.54 = 6,952,901,670 : x
  2. Step 2: Convert to fraction form
    20,219,366,319.72/30,333,186,000.54 = 6,952,901,670/x
  3. Step 3: Cross multiply
    20,219,366,319.72x = 30,333,186,000.54 × 6,952,901,670
  4. Step 4: Simplify right side
    20,219,366,319.72x = 210,903,659,599,575,187,456
  5. Step 5: Solve for x
    x = 210,903,659,599,575,187,456/20,219,366,319.72
  6. Step 6: Final answer
    x = 10,430,774,944.41

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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.