Home / 152,243,052.19-210,095,619.92-82,628,434.03

Finding the Fourth Proportional to 152,243,052.19, 210,095,619.92 and 82,628,434.03

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Solution

The fourth proportional to 152,243,052.19, 210,095,619.92 and 82,628,434.03 is: 114,027,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,052.19 : 210,095,619.92 = 82,628,434.03 : x
  2. Step 2: Convert to fraction form
    152,243,052.19/210,095,619.92 = 82,628,434.03/x
  3. Step 3: Cross multiply
    152,243,052.19x = 210,095,619.92 × 82,628,434.03
  4. Step 4: Simplify right side
    152,243,052.19x = 17,359,872,070,551,674
  5. Step 5: Solve for x
    x = 17,359,872,070,551,674/152,243,052.19
  6. Step 6: Final answer
    x = 114,027,351.80

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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.