Home / 218,285,660.21-301,232,678.67-119,166,407.59

Finding the Fourth Proportional to 218,285,660.21, 301,232,678.67 and 119,166,407.59

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Solution

The fourth proportional to 218,285,660.21, 301,232,678.67 and 119,166,407.59 is: 164,448,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,285,660.21 : 301,232,678.67 = 119,166,407.59 : x
  2. Step 2: Convert to fraction form
    218,285,660.21/301,232,678.67 = 119,166,407.59/x
  3. Step 3: Cross multiply
    218,285,660.21x = 301,232,678.67 × 119,166,407.59
  4. Step 4: Simplify right side
    218,285,660.21x = 35,896,816,167,402,816
  5. Step 5: Solve for x
    x = 35,896,816,167,402,816/218,285,660.21
  6. Step 6: Final answer
    x = 164,448,805.91

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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.