Home / 93,423,115.02-128,921,399.89-51,606,280.36

Finding the Fourth Proportional to 93,423,115.02, 128,921,399.89 and 51,606,280.36

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Solution

The fourth proportional to 93,423,115.02, 128,921,399.89 and 51,606,280.36 is: 71,215,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,423,115.02 : 128,921,399.89 = 51,606,280.36 : x
  2. Step 2: Convert to fraction form
    93,423,115.02/128,921,399.89 = 51,606,280.36/x
  3. Step 3: Cross multiply
    93,423,115.02x = 128,921,399.89 × 51,606,280.36
  4. Step 4: Simplify right side
    93,423,115.02x = 6,653,153,907,127,013
  5. Step 5: Solve for x
    x = 6,653,153,907,127,013/93,423,115.02
  6. Step 6: Final answer
    x = 71,215,286.56

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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.