Home / 152,243,085.39-210,095,665.20-82,628,467.17

Finding the Fourth Proportional to 152,243,085.39, 210,095,665.20 and 82,628,467.17

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Solution

The fourth proportional to 152,243,085.39, 210,095,665.20 and 82,628,467.17 is: 114,027,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,085.39 : 210,095,665.20 = 82,628,467.17 : x
  2. Step 2: Convert to fraction form
    152,243,085.39/210,095,665.20 = 82,628,467.17/x
  3. Step 3: Cross multiply
    152,243,085.39x = 210,095,665.20 × 82,628,467.17
  4. Step 4: Simplify right side
    152,243,085.39x = 17,359,882,774,537,510
  5. Step 5: Solve for x
    x = 17,359,882,774,537,510/152,243,085.39
  6. Step 6: Final answer
    x = 114,027,397.24

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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.