Home / 117,569,004.01-162,005,952.86-90,945,616.61

Finding the Fourth Proportional to 117,569,004.01, 162,005,952.86 and 90,945,616.61

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Solution

The fourth proportional to 117,569,004.01, 162,005,952.86 and 90,945,616.61 is: 125,319,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,569,004.01 : 162,005,952.86 = 90,945,616.61 : x
  2. Step 2: Convert to fraction form
    117,569,004.01/162,005,952.86 = 90,945,616.61/x
  3. Step 3: Cross multiply
    117,569,004.01x = 162,005,952.86 × 90,945,616.61
  4. Step 4: Simplify right side
    117,569,004.01x = 14,733,731,277,634,624
  5. Step 5: Solve for x
    x = 14,733,731,277,634,624/117,569,004.01
  6. Step 6: Final answer
    x = 125,319,861.32

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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.