Home / 192,105,212.58-288,156,784.14-46,538,700.48

Finding the Fourth Proportional to 192,105,212.58, 288,156,784.14 and 46,538,700.48

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Solution

The fourth proportional to 192,105,212.58, 288,156,784.14 and 46,538,700.48 is: 69,807,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,105,212.58 : 288,156,784.14 = 46,538,700.48 : x
  2. Step 2: Convert to fraction form
    192,105,212.58/288,156,784.14 = 46,538,700.48/x
  3. Step 3: Cross multiply
    192,105,212.58x = 288,156,784.14 × 46,538,700.48
  4. Step 4: Simplify right side
    192,105,212.58x = 13,410,442,268,371,472
  5. Step 5: Solve for x
    x = 13,410,442,268,371,472/192,105,212.58
  6. Step 6: Final answer
    x = 69,807,800.05

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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.