Home / 99,606,894.30-137,457,697.56-55,556,732.43

Finding the Fourth Proportional to 99,606,894.30, 137,457,697.56 and 55,556,732.43

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Solution

The fourth proportional to 99,606,894.30, 137,457,697.56 and 55,556,732.43 is: 76,668,393.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,606,894.30 : 137,457,697.56 = 55,556,732.43 : x
  2. Step 2: Convert to fraction form
    99,606,894.30/137,457,697.56 = 55,556,732.43/x
  3. Step 3: Cross multiply
    99,606,894.30x = 137,457,697.56 × 55,556,732.43
  4. Step 4: Simplify right side
    99,606,894.30x = 7,636,700,523,784,784
  5. Step 5: Solve for x
    x = 7,636,700,523,784,784/99,606,894.30
  6. Step 6: Final answer
    x = 76,668,393.06

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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.