Home / 90,095,879.96-124,327,526.56-50,935,315.80

Finding the Fourth Proportional to 90,095,879.96, 124,327,526.56 and 50,935,315.80

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Solution

The fourth proportional to 90,095,879.96, 124,327,526.56 and 50,935,315.80 is: 70,288,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,095,879.96 : 124,327,526.56 = 50,935,315.80 : x
  2. Step 2: Convert to fraction form
    90,095,879.96/124,327,526.56 = 50,935,315.80/x
  3. Step 3: Cross multiply
    90,095,879.96x = 124,327,526.56 × 50,935,315.80
  4. Step 4: Simplify right side
    90,095,879.96x = 6,332,661,827,839,149
  5. Step 5: Solve for x
    x = 6,332,661,827,839,149/90,095,879.96
  6. Step 6: Final answer
    x = 70,288,029.05

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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.