Home / 65,811,322.50-98,658,443.22-31,246,399.86

Finding the Fourth Proportional to 65,811,322.50, 98,658,443.22 and 31,246,399.86

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Solution

The fourth proportional to 65,811,322.50, 98,658,443.22 and 31,246,399.86 is: 46,841,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,811,322.50 : 98,658,443.22 = 31,246,399.86 : x
  2. Step 2: Convert to fraction form
    65,811,322.50/98,658,443.22 = 31,246,399.86/x
  3. Step 3: Cross multiply
    65,811,322.50x = 98,658,443.22 × 31,246,399.86
  4. Step 4: Simplify right side
    65,811,322.50x = 3,082,721,166,417,226
  5. Step 5: Solve for x
    x = 3,082,721,166,417,226/65,811,322.50
  6. Step 6: Final answer
    x = 46,841,805.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.