Home / 284,516,996.76-426,112,558.81-276,662,651.69

Finding the Fourth Proportional to 284,516,996.76, 426,112,558.81 and 276,662,651.69

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Solution

The fourth proportional to 284,516,996.76, 426,112,558.81 and 276,662,651.69 is: 414,349,342.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,516,996.76 : 426,112,558.81 = 276,662,651.69 : x
  2. Step 2: Convert to fraction form
    284,516,996.76/426,112,558.81 = 276,662,651.69/x
  3. Step 3: Cross multiply
    284,516,996.76x = 426,112,558.81 × 276,662,651.69
  4. Step 4: Simplify right side
    284,516,996.76x = 117,889,430,439,415,936
  5. Step 5: Solve for x
    x = 117,889,430,439,415,936/284,516,996.76
  6. Step 6: Final answer
    x = 414,349,342.16

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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.