Home / 124,583,929.20-186,774,722.77-51,855,149.03

Finding the Fourth Proportional to 124,583,929.20, 186,774,722.77 and 51,855,149.03

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Solution

The fourth proportional to 124,583,929.20, 186,774,722.77 and 51,855,149.03 is: 77,740,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,583,929.20 : 186,774,722.77 = 51,855,149.03 : x
  2. Step 2: Convert to fraction form
    124,583,929.20/186,774,722.77 = 51,855,149.03/x
  3. Step 3: Cross multiply
    124,583,929.20x = 186,774,722.77 × 51,855,149.03
  4. Step 4: Simplify right side
    124,583,929.20x = 9,685,231,083,600,168
  5. Step 5: Solve for x
    x = 9,685,231,083,600,168/124,583,929.20
  6. Step 6: Final answer
    x = 77,740,613.46

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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.