Home / 159,799,093.65-220,460,001.62-92,806,647.21

Finding the Fourth Proportional to 159,799,093.65, 220,460,001.62 and 92,806,647.21

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Solution

The fourth proportional to 159,799,093.65, 220,460,001.62 and 92,806,647.21 is: 128,036,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,799,093.65 : 220,460,001.62 = 92,806,647.21 : x
  2. Step 2: Convert to fraction form
    159,799,093.65/220,460,001.62 = 92,806,647.21/x
  3. Step 3: Cross multiply
    159,799,093.65x = 220,460,001.62 × 92,806,647.21
  4. Step 4: Simplify right side
    159,799,093.65x = 20,460,153,593,799,336
  5. Step 5: Solve for x
    x = 20,460,153,593,799,336/159,799,093.65
  6. Step 6: Final answer
    x = 128,036,731.16

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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.