Home / 148,741,346.22-205,199,386.14-92,889,803.56

Finding the Fourth Proportional to 148,741,346.22, 205,199,386.14 and 92,889,803.56

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Solution

The fourth proportional to 148,741,346.22, 205,199,386.14 and 92,889,803.56 is: 128,148,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,741,346.22 : 205,199,386.14 = 92,889,803.56 : x
  2. Step 2: Convert to fraction form
    148,741,346.22/205,199,386.14 = 92,889,803.56/x
  3. Step 3: Cross multiply
    148,741,346.22x = 205,199,386.14 × 92,889,803.56
  4. Step 4: Simplify right side
    148,741,346.22x = 19,060,930,669,177,184
  5. Step 5: Solve for x
    x = 19,060,930,669,177,184/148,741,346.22
  6. Step 6: Final answer
    x = 128,148,165.61

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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.