Home / 101,695,668-152,610,686.64-47,847,179.04

Finding the Fourth Proportional to 101,695,668, 152,610,686.64 and 47,847,179.04

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Solution

The fourth proportional to 101,695,668, 152,610,686.64 and 47,847,179.04 is: 71,802,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,695,668 : 152,610,686.64 = 47,847,179.04 : x
  2. Step 2: Convert to fraction form
    101,695,668/152,610,686.64 = 47,847,179.04/x
  3. Step 3: Cross multiply
    101,695,668x = 152,610,686.64 × 47,847,179.04
  4. Step 4: Simplify right side
    101,695,668x = 7,301,990,847,081,415
  5. Step 5: Solve for x
    x = 7,301,990,847,081,415/101,695,668
  6. Step 6: Final answer
    x = 71,802,378.52

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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.