Home / 149,535,080.70-224,332,947.45-84,869,864.70

Finding the Fourth Proportional to 149,535,080.70, 224,332,947.45 and 84,869,864.70

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Solution

The fourth proportional to 149,535,080.70, 224,332,947.45 and 84,869,864.70 is: 127,322,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,535,080.70 : 224,332,947.45 = 84,869,864.70 : x
  2. Step 2: Convert to fraction form
    149,535,080.70/224,332,947.45 = 84,869,864.70/x
  3. Step 3: Cross multiply
    149,535,080.70x = 224,332,947.45 × 84,869,864.70
  4. Step 4: Simplify right side
    149,535,080.70x = 19,039,106,897,833,708
  5. Step 5: Solve for x
    x = 19,039,106,897,833,708/149,535,080.70
  6. Step 6: Final answer
    x = 127,322,009.05

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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.