Home / 79,359,185.70-109,527,628.95-48,437,323.92

Finding the Fourth Proportional to 79,359,185.70, 109,527,628.95 and 48,437,323.92

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Solution

The fourth proportional to 79,359,185.70, 109,527,628.95 and 48,437,323.92 is: 66,850,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,359,185.70 : 109,527,628.95 = 48,437,323.92 : x
  2. Step 2: Convert to fraction form
    79,359,185.70/109,527,628.95 = 48,437,323.92/x
  3. Step 3: Cross multiply
    79,359,185.70x = 109,527,628.95 × 48,437,323.92
  4. Step 4: Simplify right side
    79,359,185.70x = 5,305,225,241,640,720
  5. Step 5: Solve for x
    x = 5,305,225,241,640,720/79,359,185.70
  6. Step 6: Final answer
    x = 66,850,802.40

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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.