Home / 221,424,007.80-332,136,011.70-98,602,087.80

Finding the Fourth Proportional to 221,424,007.80, 332,136,011.70 and 98,602,087.80

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Solution

The fourth proportional to 221,424,007.80, 332,136,011.70 and 98,602,087.80 is: 147,903,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,424,007.80 : 332,136,011.70 = 98,602,087.80 : x
  2. Step 2: Convert to fraction form
    221,424,007.80/332,136,011.70 = 98,602,087.80/x
  3. Step 3: Cross multiply
    221,424,007.80x = 332,136,011.70 × 98,602,087.80
  4. Step 4: Simplify right side
    221,424,007.80x = 32,749,304,187,185,224
  5. Step 5: Solve for x
    x = 32,749,304,187,185,224/221,424,007.80
  6. Step 6: Final answer
    x = 147,903,131.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.