Home / 69,862,823.58-96,345,303.75-55,213,487.58

Finding the Fourth Proportional to 69,862,823.58, 96,345,303.75 and 55,213,487.58

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Solution

The fourth proportional to 69,862,823.58, 96,345,303.75 and 55,213,487.58 is: 76,142,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,862,823.58 : 96,345,303.75 = 55,213,487.58 : x
  2. Step 2: Convert to fraction form
    69,862,823.58/96,345,303.75 = 55,213,487.58/x
  3. Step 3: Cross multiply
    69,862,823.58x = 96,345,303.75 × 55,213,487.58
  4. Step 4: Simplify right side
    69,862,823.58x = 5,319,560,231,991,952
  5. Step 5: Solve for x
    x = 5,319,560,231,991,952/69,862,823.58
  6. Step 6: Final answer
    x = 76,142,932.10

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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.