Home / 149,535,072.70-224,332,935.45-84,869,856.70

Finding the Fourth Proportional to 149,535,072.70, 224,332,935.45 and 84,869,856.70

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Solution

The fourth proportional to 149,535,072.70, 224,332,935.45 and 84,869,856.70 is: 127,321,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,535,072.70 : 224,332,935.45 = 84,869,856.70 : x
  2. Step 2: Convert to fraction form
    149,535,072.70/224,332,935.45 = 84,869,856.70/x
  3. Step 3: Cross multiply
    149,535,072.70x = 224,332,935.45 × 84,869,856.70
  4. Step 4: Simplify right side
    149,535,072.70x = 19,039,104,084,731,848
  5. Step 5: Solve for x
    x = 19,039,104,084,731,848/149,535,072.70
  6. Step 6: Final answer
    x = 127,321,997.05

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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.