Home / 93,128,806.46-128,520,664.77-53,443,597.41

Finding the Fourth Proportional to 93,128,806.46, 128,520,664.77 and 53,443,597.41

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Solution

The fourth proportional to 93,128,806.46, 128,520,664.77 and 53,443,597.41 is: 73,753,835.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,128,806.46 : 128,520,664.77 = 53,443,597.41 : x
  2. Step 2: Convert to fraction form
    93,128,806.46/128,520,664.77 = 53,443,597.41/x
  3. Step 3: Cross multiply
    93,128,806.46x = 128,520,664.77 × 53,443,597.41
  4. Step 4: Simplify right side
    93,128,806.46x = 6,868,606,666,512,148
  5. Step 5: Solve for x
    x = 6,868,606,666,512,148/93,128,806.46
  6. Step 6: Final answer
    x = 73,753,835.44

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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.