Home / 312,076,033.78-468,055,526.42-156,588,093.19

Finding the Fourth Proportional to 312,076,033.78, 468,055,526.42 and 156,588,093.19

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Solution

The fourth proportional to 312,076,033.78, 468,055,526.42 and 156,588,093.19 is: 234,852,774.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,076,033.78 : 468,055,526.42 = 156,588,093.19 : x
  2. Step 2: Convert to fraction form
    312,076,033.78/468,055,526.42 = 156,588,093.19/x
  3. Step 3: Cross multiply
    312,076,033.78x = 468,055,526.42 × 156,588,093.19
  4. Step 4: Simplify right side
    312,076,033.78x = 73,291,922,389,149,472
  5. Step 5: Solve for x
    x = 73,291,922,389,149,472/312,076,033.78
  6. Step 6: Final answer
    x = 234,852,774.50

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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.