Home / 189,156,107.70-283,746,131.70-79,960,923

Finding the Fourth Proportional to 189,156,107.70, 283,746,131.70 and 79,960,923

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Solution

The fourth proportional to 189,156,107.70, 283,746,131.70 and 79,960,923 is: 119,946,444.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,156,107.70 : 283,746,131.70 = 79,960,923 : x
  2. Step 2: Convert to fraction form
    189,156,107.70/283,746,131.70 = 79,960,923/x
  3. Step 3: Cross multiply
    189,156,107.70x = 283,746,131.70 × 79,960,923
  4. Step 4: Simplify right side
    189,156,107.70x = 22,688,602,588,411,560
  5. Step 5: Solve for x
    x = 22,688,602,588,411,560/189,156,107.70
  6. Step 6: Final answer
    x = 119,946,444.58

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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.