Home / 139,236,500.49-208,800,950.54-47,095,741.05

Finding the Fourth Proportional to 139,236,500.49, 208,800,950.54 and 47,095,741.05

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Solution

The fourth proportional to 139,236,500.49, 208,800,950.54 and 47,095,741.05 is: 70,625,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,236,500.49 : 208,800,950.54 = 47,095,741.05 : x
  2. Step 2: Convert to fraction form
    139,236,500.49/208,800,950.54 = 47,095,741.05/x
  3. Step 3: Cross multiply
    139,236,500.49x = 208,800,950.54 × 47,095,741.05
  4. Step 4: Simplify right side
    139,236,500.49x = 9,833,635,497,390,218
  5. Step 5: Solve for x
    x = 9,833,635,497,390,218/139,236,500.49
  6. Step 6: Final answer
    x = 70,625,414.05

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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.