Home / 187,049,339.20-280,574,008.80-183,860,693.20

Finding the Fourth Proportional to 187,049,339.20, 280,574,008.80 and 183,860,693.20

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Solution

The fourth proportional to 187,049,339.20, 280,574,008.80 and 183,860,693.20 is: 275,791,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,049,339.20 : 280,574,008.80 = 183,860,693.20 : x
  2. Step 2: Convert to fraction form
    187,049,339.20/280,574,008.80 = 183,860,693.20/x
  3. Step 3: Cross multiply
    187,049,339.20x = 280,574,008.80 × 183,860,693.20
  4. Step 4: Simplify right side
    187,049,339.20x = 51,586,531,751,870,896
  5. Step 5: Solve for x
    x = 51,586,531,751,870,896/187,049,339.20
  6. Step 6: Final answer
    x = 275,791,039.80

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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.