Home / 149,547,001.59-206,375,147.78-82,566,089.28

Finding the Fourth Proportional to 149,547,001.59, 206,375,147.78 and 82,566,089.28

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Solution

The fourth proportional to 149,547,001.59, 206,375,147.78 and 82,566,089.28 is: 113,941,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,547,001.59 : 206,375,147.78 = 82,566,089.28 : x
  2. Step 2: Convert to fraction form
    149,547,001.59/206,375,147.78 = 82,566,089.28/x
  3. Step 3: Cross multiply
    149,547,001.59x = 206,375,147.78 × 82,566,089.28
  4. Step 4: Simplify right side
    149,547,001.59x = 17,039,588,876,363,844
  5. Step 5: Solve for x
    x = 17,039,588,876,363,844/149,547,001.59
  6. Step 6: Final answer
    x = 113,941,360.88

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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.