Home / 107,980,322.90-162,008,275.71-31,307,952.02

Finding the Fourth Proportional to 107,980,322.90, 162,008,275.71 and 31,307,952.02

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Solution

The fourth proportional to 107,980,322.90, 162,008,275.71 and 31,307,952.02 is: 46,972,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,980,322.90 : 162,008,275.71 = 31,307,952.02 : x
  2. Step 2: Convert to fraction form
    107,980,322.90/162,008,275.71 = 31,307,952.02/x
  3. Step 3: Cross multiply
    107,980,322.90x = 162,008,275.71 × 31,307,952.02
  4. Step 4: Simplify right side
    107,980,322.90x = 5,072,147,322,771,612
  5. Step 5: Solve for x
    x = 5,072,147,322,771,612/107,980,322.90
  6. Step 6: Final answer
    x = 46,972,885.30

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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.