Home / 93,032,556.56-128,392,433.92-53,343,780.34

Finding the Fourth Proportional to 93,032,556.56, 128,392,433.92 and 53,343,780.34

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Solution

The fourth proportional to 93,032,556.56, 128,392,433.92 and 53,343,780.34 is: 73,618,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,032,556.56 : 128,392,433.92 = 53,343,780.34 : x
  2. Step 2: Convert to fraction form
    93,032,556.56/128,392,433.92 = 53,343,780.34/x
  3. Step 3: Cross multiply
    93,032,556.56x = 128,392,433.92 × 53,343,780.34
  4. Step 4: Simplify right side
    93,032,556.56x = 6,848,937,792,182,983
  5. Step 5: Solve for x
    x = 6,848,937,792,182,983/93,032,556.56
  6. Step 6: Final answer
    x = 73,618,720.65

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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.