Home / 150,056,722.80-207,073,828.08-83,078,666.28

Finding the Fourth Proportional to 150,056,722.80, 207,073,828.08 and 83,078,666.28

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Solution

The fourth proportional to 150,056,722.80, 207,073,828.08 and 83,078,666.28 is: 114,646,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,056,722.80 : 207,073,828.08 = 83,078,666.28 : x
  2. Step 2: Convert to fraction form
    150,056,722.80/207,073,828.08 = 83,078,666.28/x
  3. Step 3: Cross multiply
    150,056,722.80x = 207,073,828.08 × 83,078,666.28
  4. Step 4: Simplify right side
    150,056,722.80x = 17,203,417,458,380,414
  5. Step 5: Solve for x
    x = 17,203,417,458,380,414/150,056,722.80
  6. Step 6: Final answer
    x = 114,646,096.07

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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.