Home / 308,186,012.46-462,437,952.84-144,440,404.68

Finding the Fourth Proportional to 308,186,012.46, 462,437,952.84 and 144,440,404.68

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Solution

The fourth proportional to 308,186,012.46, 462,437,952.84 and 144,440,404.68 is: 216,735,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,186,012.46 : 462,437,952.84 = 144,440,404.68 : x
  2. Step 2: Convert to fraction form
    308,186,012.46/462,437,952.84 = 144,440,404.68/x
  3. Step 3: Cross multiply
    308,186,012.46x = 462,437,952.84 × 144,440,404.68
  4. Step 4: Simplify right side
    308,186,012.46x = 66,794,725,047,600,352
  5. Step 5: Solve for x
    x = 66,794,725,047,600,352/308,186,012.46
  6. Step 6: Final answer
    x = 216,735,096.17

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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.