Home / 266,666,064.71-399,202,150.64-161,302,545.40

Finding the Fourth Proportional to 266,666,064.71, 399,202,150.64 and 161,302,545.40

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Solution

The fourth proportional to 266,666,064.71, 399,202,150.64 and 161,302,545.40 is: 241,471,756.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,666,064.71 : 399,202,150.64 = 161,302,545.40 : x
  2. Step 2: Convert to fraction form
    266,666,064.71/399,202,150.64 = 161,302,545.40/x
  3. Step 3: Cross multiply
    266,666,064.71x = 399,202,150.64 × 161,302,545.40
  4. Step 4: Simplify right side
    266,666,064.71x = 64,392,323,027,386,240
  5. Step 5: Solve for x
    x = 64,392,323,027,386,240/266,666,064.71
  6. Step 6: Final answer
    x = 241,471,756.44

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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.