Home / 109,864,488.81-165,454,402.80-100,057,907.68

Finding the Fourth Proportional to 109,864,488.81, 165,454,402.80 and 100,057,907.68

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Solution

The fourth proportional to 109,864,488.81, 165,454,402.80 and 100,057,907.68 is: 150,685,827.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,864,488.81 : 165,454,402.80 = 100,057,907.68 : x
  2. Step 2: Convert to fraction form
    109,864,488.81/165,454,402.80 = 100,057,907.68/x
  3. Step 3: Cross multiply
    109,864,488.81x = 165,454,402.80 × 100,057,907.68
  4. Step 4: Simplify right side
    109,864,488.81x = 16,555,021,360,611,936
  5. Step 5: Solve for x
    x = 16,555,021,360,611,936/109,864,488.81
  6. Step 6: Final answer
    x = 150,685,827.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.