Home / 207,210,123.70-310,661,957.03-125,310,794.35

Finding the Fourth Proportional to 207,210,123.70, 310,661,957.03 and 125,310,794.35

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Solution

The fourth proportional to 207,210,123.70, 310,661,957.03 and 125,310,794.35 is: 187,873,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,210,123.70 : 310,661,957.03 = 125,310,794.35 : x
  2. Step 2: Convert to fraction form
    207,210,123.70/310,661,957.03 = 125,310,794.35/x
  3. Step 3: Cross multiply
    207,210,123.70x = 310,661,957.03 × 125,310,794.35
  4. Step 4: Simplify right side
    207,210,123.70x = 38,929,296,609,754,864
  5. Step 5: Solve for x
    x = 38,929,296,609,754,864/207,210,123.70
  6. Step 6: Final answer
    x = 187,873,526.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.