Home / 144,137,587.57-216,551,300.55-92,423,509.81

Finding the Fourth Proportional to 144,137,587.57, 216,551,300.55 and 92,423,509.81

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Solution

The fourth proportional to 144,137,587.57, 216,551,300.55 and 92,423,509.81 is: 138,856,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,137,587.57 : 216,551,300.55 = 92,423,509.81 : x
  2. Step 2: Convert to fraction form
    144,137,587.57/216,551,300.55 = 92,423,509.81/x
  3. Step 3: Cross multiply
    144,137,587.57x = 216,551,300.55 × 92,423,509.81
  4. Step 4: Simplify right side
    144,137,587.57x = 20,014,431,250,751,184
  5. Step 5: Solve for x
    x = 20,014,431,250,751,184/144,137,587.57
  6. Step 6: Final answer
    x = 138,856,432.86

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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.