Home / 312,076,039.93-468,055,535.64-156,588,099.33

Finding the Fourth Proportional to 312,076,039.93, 468,055,535.64 and 156,588,099.33

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Solution

The fourth proportional to 312,076,039.93, 468,055,535.64 and 156,588,099.33 is: 234,852,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,076,039.93 : 468,055,535.64 = 156,588,099.33 : x
  2. Step 2: Convert to fraction form
    312,076,039.93/468,055,535.64 = 156,588,099.33/x
  3. Step 3: Cross multiply
    312,076,039.93x = 468,055,535.64 × 156,588,099.33
  4. Step 4: Simplify right side
    312,076,039.93x = 73,291,926,706,752,672
  5. Step 5: Solve for x
    x = 73,291,926,706,752,672/312,076,039.93
  6. Step 6: Final answer
    x = 234,852,783.71

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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.