Home / 207,076,217.76-285,771,160.08-114,262,704.18

Finding the Fourth Proportional to 207,076,217.76, 285,771,160.08 and 114,262,704.18

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Solution

The fourth proportional to 207,076,217.76, 285,771,160.08 and 114,262,704.18 is: 157,685,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,076,217.76 : 285,771,160.08 = 114,262,704.18 : x
  2. Step 2: Convert to fraction form
    207,076,217.76/285,771,160.08 = 114,262,704.18/x
  3. Step 3: Cross multiply
    207,076,217.76x = 285,771,160.08 × 114,262,704.18
  4. Step 4: Simplify right side
    207,076,217.76x = 32,652,985,527,396,464
  5. Step 5: Solve for x
    x = 32,652,985,527,396,464/207,076,217.76
  6. Step 6: Final answer
    x = 157,685,831.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.