Home / 7,238,715,008.20-10,858,072,512.30-5,126,555,897.80

Finding the Fourth Proportional to 7,238,715,008.20, 10,858,072,512.30 and 5,126,555,897.80

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Solution

The fourth proportional to 7,238,715,008.20, 10,858,072,512.30 and 5,126,555,897.80 is: 7,689,833,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,715,008.20 : 10,858,072,512.30 = 5,126,555,897.80 : x
  2. Step 2: Convert to fraction form
    7,238,715,008.20/10,858,072,512.30 = 5,126,555,897.80/x
  3. Step 3: Cross multiply
    7,238,715,008.20x = 10,858,072,512.30 × 5,126,555,897.80
  4. Step 4: Simplify right side
    7,238,715,008.20x = 55,664,515,676,671,623,168
  5. Step 5: Solve for x
    x = 55,664,515,676,671,623,168/7,238,715,008.20
  6. Step 6: Final answer
    x = 7,689,833,846.70

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1.5x scale

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.