Home / 218,285,660.61-301,232,679.23-119,166,408

Finding the Fourth Proportional to 218,285,660.61, 301,232,679.23 and 119,166,408

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Solution

The fourth proportional to 218,285,660.61, 301,232,679.23 and 119,166,408 is: 164,448,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,285,660.61 : 301,232,679.23 = 119,166,408 : x
  2. Step 2: Convert to fraction form
    218,285,660.61/301,232,679.23 = 119,166,408/x
  3. Step 3: Cross multiply
    218,285,660.61x = 301,232,679.23 × 119,166,408
  4. Step 4: Simplify right side
    218,285,660.61x = 35,896,816,356,353,224
  5. Step 5: Solve for x
    x = 35,896,816,356,353,224/218,285,660.61
  6. Step 6: Final answer
    x = 164,448,806.47

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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.