Home / 131,733,983.83-181,733,281.81-79,506,324.31

Finding the Fourth Proportional to 131,733,983.83, 181,733,281.81 and 79,506,324.31

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Solution

The fourth proportional to 131,733,983.83, 181,733,281.81 and 79,506,324.31 is: 109,682,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,733,983.83 : 181,733,281.81 = 79,506,324.31 : x
  2. Step 2: Convert to fraction form
    131,733,983.83/181,733,281.81 = 79,506,324.31/x
  3. Step 3: Cross multiply
    131,733,983.83x = 181,733,281.81 × 79,506,324.31
  4. Step 4: Simplify right side
    131,733,983.83x = 14,448,945,241,506,484
  5. Step 5: Solve for x
    x = 14,448,945,241,506,484/131,733,983.83
  6. Step 6: Final answer
    x = 109,682,747.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.