Home / 166,124,422.83-229,254,109.74-91,786,695.12

Finding the Fourth Proportional to 166,124,422.83, 229,254,109.74 and 91,786,695.12

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Solution

The fourth proportional to 166,124,422.83, 229,254,109.74 and 91,786,695.12 is: 126,666,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,124,422.83 : 229,254,109.74 = 91,786,695.12 : x
  2. Step 2: Convert to fraction form
    166,124,422.83/229,254,109.74 = 91,786,695.12/x
  3. Step 3: Cross multiply
    166,124,422.83x = 229,254,109.74 × 91,786,695.12
  4. Step 4: Simplify right side
    166,124,422.83x = 21,042,477,075,712,404
  5. Step 5: Solve for x
    x = 21,042,477,075,712,404/166,124,422.83
  6. Step 6: Final answer
    x = 126,666,968.75

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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.