Home / 93,016,534.32-128,375,040.53-53,339,592.11

Finding the Fourth Proportional to 93,016,534.32, 128,375,040.53 and 53,339,592.11

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Solution

The fourth proportional to 93,016,534.32, 128,375,040.53 and 53,339,592.11 is: 73,615,646.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,016,534.32 : 128,375,040.53 = 53,339,592.11 : x
  2. Step 2: Convert to fraction form
    93,016,534.32/128,375,040.53 = 53,339,592.11/x
  3. Step 3: Cross multiply
    93,016,534.32x = 128,375,040.53 × 53,339,592.11
  4. Step 4: Simplify right side
    93,016,534.32x = 6,847,472,298,466,392
  5. Step 5: Solve for x
    x = 6,847,472,298,466,392/93,016,534.32
  6. Step 6: Final answer
    x = 73,615,646.39

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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.