Home / 272,486,285.91-408,909,949.52-149,750,315.01

Finding the Fourth Proportional to 272,486,285.91, 408,909,949.52 and 149,750,315.01

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Solution

The fourth proportional to 272,486,285.91, 408,909,949.52 and 149,750,315.01 is: 224,724,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,486,285.91 : 408,909,949.52 = 149,750,315.01 : x
  2. Step 2: Convert to fraction form
    272,486,285.91/408,909,949.52 = 149,750,315.01/x
  3. Step 3: Cross multiply
    272,486,285.91x = 408,909,949.52 × 149,750,315.01
  4. Step 4: Simplify right side
    272,486,285.91x = 61,234,393,750,594,440
  5. Step 5: Solve for x
    x = 61,234,393,750,594,440/272,486,285.91
  6. Step 6: Final answer
    x = 224,724,681.27

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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.