Home / 76,716,746.43-105,872,889.23-43,677,649.95

Finding the Fourth Proportional to 76,716,746.43, 105,872,889.23 and 43,677,649.95

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Solution

The fourth proportional to 76,716,746.43, 105,872,889.23 and 43,677,649.95 is: 60,277,308.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,716,746.43 : 105,872,889.23 = 43,677,649.95 : x
  2. Step 2: Convert to fraction form
    76,716,746.43/105,872,889.23 = 43,677,649.95/x
  3. Step 3: Cross multiply
    76,716,746.43x = 105,872,889.23 × 43,677,649.95
  4. Step 4: Simplify right side
    76,716,746.43x = 4,624,278,994,983,066
  5. Step 5: Solve for x
    x = 4,624,278,994,983,066/76,716,746.43
  6. Step 6: Final answer
    x = 60,277,308.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.