Home / 187,840,020.65-281,762,200.23-56,683,432.47

Finding the Fourth Proportional to 187,840,020.65, 281,762,200.23 and 56,683,432.47

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Solution

The fourth proportional to 187,840,020.65, 281,762,200.23 and 56,683,432.47 is: 85,025,803.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,840,020.65 : 281,762,200.23 = 56,683,432.47 : x
  2. Step 2: Convert to fraction form
    187,840,020.65/281,762,200.23 = 56,683,432.47/x
  3. Step 3: Cross multiply
    187,840,020.65x = 281,762,200.23 × 56,683,432.47
  4. Step 4: Simplify right side
    187,840,020.65x = 15,971,248,649,335,824
  5. Step 5: Solve for x
    x = 15,971,248,649,335,824/187,840,020.65
  6. Step 6: Final answer
    x = 85,025,803.31

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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.