Home / 308,895,510.40-463,336,180.80-155,500,374.40

Finding the Fourth Proportional to 308,895,510.40, 463,336,180.80 and 155,500,374.40

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Solution

The fourth proportional to 308,895,510.40, 463,336,180.80 and 155,500,374.40 is: 233,246,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,895,510.40 : 463,336,180.80 = 155,500,374.40 : x
  2. Step 2: Convert to fraction form
    308,895,510.40/463,336,180.80 = 155,500,374.40/x
  3. Step 3: Cross multiply
    308,895,510.40x = 463,336,180.80 × 155,500,374.40
  4. Step 4: Simplify right side
    308,895,510.40x = 72,048,949,587,466,096
  5. Step 5: Solve for x
    x = 72,048,949,587,466,096/308,895,510.40
  6. Step 6: Final answer
    x = 233,246,995.06

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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.