Home / 82,698,156.16-124,074,856.32-36,633,767.20

Finding the Fourth Proportional to 82,698,156.16, 124,074,856.32 and 36,633,767.20

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Solution

The fourth proportional to 82,698,156.16, 124,074,856.32 and 36,633,767.20 is: 54,962,886.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,698,156.16 : 124,074,856.32 = 36,633,767.20 : x
  2. Step 2: Convert to fraction form
    82,698,156.16/124,074,856.32 = 36,633,767.20/x
  3. Step 3: Cross multiply
    82,698,156.16x = 124,074,856.32 × 36,633,767.20
  4. Step 4: Simplify right side
    82,698,156.16x = 4,545,329,401,800,329
  5. Step 5: Solve for x
    x = 4,545,329,401,800,329/82,698,156.16
  6. Step 6: Final answer
    x = 54,962,886.88

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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.