Home / 8,538,607,189.56-11,781,602,138.22-5,364,952,251.96

Finding the Fourth Proportional to 8,538,607,189.56, 11,781,602,138.22 and 5,364,952,251.96

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Solution

The fourth proportional to 8,538,607,189.56, 11,781,602,138.22 and 5,364,952,251.96 is: 7,402,581,184.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,607,189.56 : 11,781,602,138.22 = 5,364,952,251.96 : x
  2. Step 2: Convert to fraction form
    8,538,607,189.56/11,781,602,138.22 = 5,364,952,251.96/x
  3. Step 3: Cross multiply
    8,538,607,189.56x = 11,781,602,138.22 × 5,364,952,251.96
  4. Step 4: Simplify right side
    8,538,607,189.56x = 63,207,732,923,140,136,960
  5. Step 5: Solve for x
    x = 63,207,732,923,140,136,960/8,538,607,189.56
  6. Step 6: Final answer
    x = 7,402,581,184.48

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1.5x scale

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.