Home / 131,875,322.33-181,974,980.27-73,136,963.81

Finding the Fourth Proportional to 131,875,322.33, 181,974,980.27 and 73,136,963.81

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Solution

The fourth proportional to 131,875,322.33, 181,974,980.27 and 73,136,963.81 is: 100,921,820.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,875,322.33 : 181,974,980.27 = 73,136,963.81 : x
  2. Step 2: Convert to fraction form
    131,875,322.33/181,974,980.27 = 73,136,963.81/x
  3. Step 3: Cross multiply
    131,875,322.33x = 181,974,980.27 × 73,136,963.81
  4. Step 4: Simplify right side
    131,875,322.33x = 13,309,097,545,056,894
  5. Step 5: Solve for x
    x = 13,309,097,545,056,894/131,875,322.33
  6. Step 6: Final answer
    x = 100,921,820.02

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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.