Home / 108,315,041.24-162,466,581.45-79,198,717.45

Finding the Fourth Proportional to 108,315,041.24, 162,466,581.45 and 79,198,717.45

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Solution

The fourth proportional to 108,315,041.24, 162,466,581.45 and 79,198,717.45 is: 118,793,703.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,315,041.24 : 162,466,581.45 = 79,198,717.45 : x
  2. Step 2: Convert to fraction form
    108,315,041.24/162,466,581.45 = 79,198,717.45/x
  3. Step 3: Cross multiply
    108,315,041.24x = 162,466,581.45 × 79,198,717.45
  4. Step 4: Simplify right side
    108,315,041.24x = 12,867,144,879,325,960
  5. Step 5: Solve for x
    x = 12,867,144,879,325,960/108,315,041.24
  6. Step 6: Final answer
    x = 118,793,703.37

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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.