Home / 101,695,670-152,610,689.64-47,847,181.04

Finding the Fourth Proportional to 101,695,670, 152,610,689.64 and 47,847,181.04

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Solution

The fourth proportional to 101,695,670, 152,610,689.64 and 47,847,181.04 is: 71,802,381.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,695,670 : 152,610,689.64 = 47,847,181.04 : x
  2. Step 2: Convert to fraction form
    101,695,670/152,610,689.64 = 47,847,181.04/x
  3. Step 3: Cross multiply
    101,695,670x = 152,610,689.64 × 47,847,181.04
  4. Step 4: Simplify right side
    101,695,670x = 7,301,991,295,844,332
  5. Step 5: Solve for x
    x = 7,301,991,295,844,332/101,695,670
  6. Step 6: Final answer
    x = 71,802,381.52

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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.