Home / 145,676,849.19-201,028,069.72-79,599,615.77

Finding the Fourth Proportional to 145,676,849.19, 201,028,069.72 and 79,599,615.77

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Solution

The fourth proportional to 145,676,849.19, 201,028,069.72 and 79,599,615.77 is: 109,844,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,676,849.19 : 201,028,069.72 = 79,599,615.77 : x
  2. Step 2: Convert to fraction form
    145,676,849.19/201,028,069.72 = 79,599,615.77/x
  3. Step 3: Cross multiply
    145,676,849.19x = 201,028,069.72 × 79,599,615.77
  4. Step 4: Simplify right side
    145,676,849.19x = 16,001,757,109,298,840
  5. Step 5: Solve for x
    x = 16,001,757,109,298,840/145,676,849.19
  6. Step 6: Final answer
    x = 109,844,201.04

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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.