Home / 149,547,011.84-206,375,161.96-82,566,099.54

Finding the Fourth Proportional to 149,547,011.84, 206,375,161.96 and 82,566,099.54

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Solution

The fourth proportional to 149,547,011.84, 206,375,161.96 and 82,566,099.54 is: 113,941,375.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,547,011.84 : 206,375,161.96 = 82,566,099.54 : x
  2. Step 2: Convert to fraction form
    149,547,011.84/206,375,161.96 = 82,566,099.54/x
  3. Step 3: Cross multiply
    149,547,011.84x = 206,375,161.96 × 82,566,099.54
  4. Step 4: Simplify right side
    149,547,011.84x = 17,039,592,164,972,984
  5. Step 5: Solve for x
    x = 17,039,592,164,972,984/149,547,011.84
  6. Step 6: Final answer
    x = 113,941,375.06

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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.