Home / 110,309,909.54-165,249,605.73-85,934,704.01

Finding the Fourth Proportional to 110,309,909.54, 165,249,605.73 and 85,934,704.01

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Solution

The fourth proportional to 110,309,909.54, 165,249,605.73 and 85,934,704.01 is: 128,734,363.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,309,909.54 : 165,249,605.73 = 85,934,704.01 : x
  2. Step 2: Convert to fraction form
    110,309,909.54/165,249,605.73 = 85,934,704.01/x
  3. Step 3: Cross multiply
    110,309,909.54x = 165,249,605.73 × 85,934,704.01
  4. Step 4: Simplify right side
    110,309,909.54x = 14,200,675,956,176,750
  5. Step 5: Solve for x
    x = 14,200,675,956,176,750/110,309,909.54
  6. Step 6: Final answer
    x = 128,734,363.17

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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.