Home / 152,243,053.44-210,095,621.64-82,628,435.28

Finding the Fourth Proportional to 152,243,053.44, 210,095,621.64 and 82,628,435.28

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Solution

The fourth proportional to 152,243,053.44, 210,095,621.64 and 82,628,435.28 is: 114,027,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,053.44 : 210,095,621.64 = 82,628,435.28 : x
  2. Step 2: Convert to fraction form
    152,243,053.44/210,095,621.64 = 82,628,435.28/x
  3. Step 3: Cross multiply
    152,243,053.44x = 210,095,621.64 × 82,628,435.28
  4. Step 4: Simplify right side
    152,243,053.44x = 17,359,872,475,292,106
  5. Step 5: Solve for x
    x = 17,359,872,475,292,106/152,243,053.44
  6. Step 6: Final answer
    x = 114,027,353.52

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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.