Home / 149,535,118.45-224,333,004.08-84,869,902.45

Finding the Fourth Proportional to 149,535,118.45, 224,333,004.08 and 84,869,902.45

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Solution

The fourth proportional to 149,535,118.45, 224,333,004.08 and 84,869,902.45 is: 127,322,065.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,535,118.45 : 224,333,004.08 = 84,869,902.45 : x
  2. Step 2: Convert to fraction form
    149,535,118.45/224,333,004.08 = 84,869,902.45/x
  3. Step 3: Cross multiply
    149,535,118.45x = 224,333,004.08 × 84,869,902.45
  4. Step 4: Simplify right side
    149,535,118.45x = 19,039,120,172,585,052
  5. Step 5: Solve for x
    x = 19,039,120,172,585,052/149,535,118.45
  6. Step 6: Final answer
    x = 127,322,065.68

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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.