Home / 196,516,653.17-294,483,849.32-79,790,066.19

Finding the Fourth Proportional to 196,516,653.17, 294,483,849.32 and 79,790,066.19

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Solution

The fourth proportional to 196,516,653.17, 294,483,849.32 and 79,790,066.19 is: 119,566,893.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,516,653.17 : 294,483,849.32 = 79,790,066.19 : x
  2. Step 2: Convert to fraction form
    196,516,653.17/294,483,849.32 = 79,790,066.19/x
  3. Step 3: Cross multiply
    196,516,653.17x = 294,483,849.32 × 79,790,066.19
  4. Step 4: Simplify right side
    196,516,653.17x = 23,496,885,828,729,836
  5. Step 5: Solve for x
    x = 23,496,885,828,729,836/196,516,653.17
  6. Step 6: Final answer
    x = 119,566,893.95

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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.