Home / 76,888,363.12-106,106,222.20-41,606,168.40

Finding the Fourth Proportional to 76,888,363.12, 106,106,222.20 and 41,606,168.40

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Solution

The fourth proportional to 76,888,363.12, 106,106,222.20 and 41,606,168.40 is: 57,416,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,888,363.12 : 106,106,222.20 = 41,606,168.40 : x
  2. Step 2: Convert to fraction form
    76,888,363.12/106,106,222.20 = 41,606,168.40/x
  3. Step 3: Cross multiply
    76,888,363.12x = 106,106,222.20 × 41,606,168.40
  4. Step 4: Simplify right side
    76,888,363.12x = 4,414,673,349,141,018.50
  5. Step 5: Solve for x
    x = 4,414,673,349,141,018.50/76,888,363.12
  6. Step 6: Final answer
    x = 57,416,664.50

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1.5x scale

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.