Home / 152,232,014-210,080,288.92-82,617,376.88

Finding the Fourth Proportional to 152,232,014, 210,080,288.92 and 82,617,376.88

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Solution

The fourth proportional to 152,232,014, 210,080,288.92 and 82,617,376.88 is: 114,012,039.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,232,014 : 210,080,288.92 = 82,617,376.88 : x
  2. Step 2: Convert to fraction form
    152,232,014/210,080,288.92 = 82,617,376.88/x
  3. Step 3: Cross multiply
    152,232,014x = 210,080,288.92 × 82,617,376.88
  4. Step 4: Simplify right side
    152,232,014x = 17,356,282,404,762,926
  5. Step 5: Solve for x
    x = 17,356,282,404,762,926/152,232,014
  6. Step 6: Final answer
    x = 114,012,039.58

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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.