Home / 149,535,257.70-224,333,212.95-84,870,041.70

Finding the Fourth Proportional to 149,535,257.70, 224,333,212.95 and 84,870,041.70

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Solution

The fourth proportional to 149,535,257.70, 224,333,212.95 and 84,870,041.70 is: 127,322,274.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,535,257.70 : 224,333,212.95 = 84,870,041.70 : x
  2. Step 2: Convert to fraction form
    149,535,257.70/224,333,212.95 = 84,870,041.70/x
  3. Step 3: Cross multiply
    149,535,257.70x = 224,333,212.95 × 84,870,041.70
  4. Step 4: Simplify right side
    149,535,257.70x = 19,039,169,137,761,480
  5. Step 5: Solve for x
    x = 19,039,169,137,761,480/149,535,257.70
  6. Step 6: Final answer
    x = 127,322,274.56

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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.