Home / 76,182,882,484.16-114,318,884,296.54-28,408,896,697.30

Finding the Fourth Proportional to 76,182,882,484.16, 114,318,884,296.54 and 28,408,896,697.30

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Solution

The fourth proportional to 76,182,882,484.16, 114,318,884,296.54 and 28,408,896,697.30 is: 42,629,961,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,182,882,484.16 : 114,318,884,296.54 = 28,408,896,697.30 : x
  2. Step 2: Convert to fraction form
    76,182,882,484.16/114,318,884,296.54 = 28,408,896,697.30/x
  3. Step 3: Cross multiply
    76,182,882,484.16x = 114,318,884,296.54 × 28,408,896,697.30
  4. Step 4: Simplify right side
    76,182,882,484.16x = 3,247,673,374,530,995,748,864
  5. Step 5: Solve for x
    x = 3,247,673,374,530,995,748,864/76,182,882,484.16
  6. Step 6: Final answer
    x = 42,629,961,857.98

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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.