Home / 165,889,478.80-248,834,218.20-158,331,206.80

Finding the Fourth Proportional to 165,889,478.80, 248,834,218.20 and 158,331,206.80

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Solution

The fourth proportional to 165,889,478.80, 248,834,218.20 and 158,331,206.80 is: 237,496,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,889,478.80 : 248,834,218.20 = 158,331,206.80 : x
  2. Step 2: Convert to fraction form
    165,889,478.80/248,834,218.20 = 158,331,206.80/x
  3. Step 3: Cross multiply
    165,889,478.80x = 248,834,218.20 × 158,331,206.80
  4. Step 4: Simplify right side
    165,889,478.80x = 39,398,222,060,740,528
  5. Step 5: Solve for x
    x = 39,398,222,060,740,528/165,889,478.80
  6. Step 6: Final answer
    x = 237,496,810.20

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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.