Home / 156,385,064.36-233,195,916.76-154,981,421.77

Finding the Fourth Proportional to 156,385,064.36, 233,195,916.76 and 154,981,421.77

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Solution

The fourth proportional to 156,385,064.36, 233,195,916.76 and 154,981,421.77 is: 231,102,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,385,064.36 : 233,195,916.76 = 154,981,421.77 : x
  2. Step 2: Convert to fraction form
    156,385,064.36/233,195,916.76 = 154,981,421.77/x
  3. Step 3: Cross multiply
    156,385,064.36x = 233,195,916.76 × 154,981,421.77
  4. Step 4: Simplify right side
    156,385,064.36x = 36,141,034,729,837,128
  5. Step 5: Solve for x
    x = 36,141,034,729,837,128/156,385,064.36
  6. Step 6: Final answer
    x = 231,102,854.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.