Home / 93,175,969.86-128,588,591.22-51,359,940.87

Finding the Fourth Proportional to 93,175,969.86, 128,588,591.22 and 51,359,940.87

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Solution

The fourth proportional to 93,175,969.86, 128,588,591.22 and 51,359,940.87 is: 70,879,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,175,969.86 : 128,588,591.22 = 51,359,940.87 : x
  2. Step 2: Convert to fraction form
    93,175,969.86/128,588,591.22 = 51,359,940.87/x
  3. Step 3: Cross multiply
    93,175,969.86x = 128,588,591.22 × 51,359,940.87
  4. Step 4: Simplify right side
    93,175,969.86x = 6,604,302,441,615,801
  5. Step 5: Solve for x
    x = 6,604,302,441,615,801/93,175,969.86
  6. Step 6: Final answer
    x = 70,879,889.43

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1.5x scale

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.