Home / 161,923,296.88-242,884,749.84-52,748,289.82

Finding the Fourth Proportional to 161,923,296.88, 242,884,749.84 and 52,748,289.82

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Solution

The fourth proportional to 161,923,296.88, 242,884,749.84 and 52,748,289.82 is: 79,122,371.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,923,296.88 : 242,884,749.84 = 52,748,289.82 : x
  2. Step 2: Convert to fraction form
    161,923,296.88/242,884,749.84 = 52,748,289.82/x
  3. Step 3: Cross multiply
    161,923,296.88x = 242,884,749.84 × 52,748,289.82
  4. Step 4: Simplify right side
    161,923,296.88x = 12,811,755,177,418,518
  5. Step 5: Solve for x
    x = 12,811,755,177,418,518/161,923,296.88
  6. Step 6: Final answer
    x = 79,122,371.05

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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.