Home / 229,035,666.70-343,553,500.05-137,202,661.90

Finding the Fourth Proportional to 229,035,666.70, 343,553,500.05 and 137,202,661.90

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Solution

The fourth proportional to 229,035,666.70, 343,553,500.05 and 137,202,661.90 is: 205,803,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,035,666.70 : 343,553,500.05 = 137,202,661.90 : x
  2. Step 2: Convert to fraction form
    229,035,666.70/343,553,500.05 = 137,202,661.90/x
  3. Step 3: Cross multiply
    229,035,666.70x = 343,553,500.05 × 137,202,661.90
  4. Step 4: Simplify right side
    229,035,666.70x = 47,136,454,711,921,784
  5. Step 5: Solve for x
    x = 47,136,454,711,921,784/229,035,666.70
  6. Step 6: Final answer
    x = 205,803,992.85

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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.