Home / 525,687,853.17-725,672,609.52-327,547,243.50

Finding the Fourth Proportional to 525,687,853.17, 725,672,609.52 and 327,547,243.50

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Solution

The fourth proportional to 525,687,853.17, 725,672,609.52 and 327,547,243.50 is: 452,154,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,687,853.17 : 725,672,609.52 = 327,547,243.50 : x
  2. Step 2: Convert to fraction form
    525,687,853.17/725,672,609.52 = 327,547,243.50/x
  3. Step 3: Cross multiply
    525,687,853.17x = 725,672,609.52 × 327,547,243.50
  4. Step 4: Simplify right side
    525,687,853.17x = 237,692,062,930,090,112
  5. Step 5: Solve for x
    x = 237,692,062,930,090,112/525,687,853.17
  6. Step 6: Final answer
    x = 452,154,375.45

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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.