Home / 152,243,053.94-210,095,622.33-82,628,435.78

Finding the Fourth Proportional to 152,243,053.94, 210,095,622.33 and 82,628,435.78

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Solution

The fourth proportional to 152,243,053.94, 210,095,622.33 and 82,628,435.78 is: 114,027,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,053.94 : 210,095,622.33 = 82,628,435.78 : x
  2. Step 2: Convert to fraction form
    152,243,053.94/210,095,622.33 = 82,628,435.78/x
  3. Step 3: Cross multiply
    152,243,053.94x = 210,095,622.33 × 82,628,435.78
  4. Step 4: Simplify right side
    152,243,053.94x = 17,359,872,637,353,540
  5. Step 5: Solve for x
    x = 17,359,872,637,353,540/152,243,053.94
  6. Step 6: Final answer
    x = 114,027,354.21

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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.