Home / 525,687,850.79-725,672,606.23-327,547,241.12

Finding the Fourth Proportional to 525,687,850.79, 725,672,606.23 and 327,547,241.12

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Solution

The fourth proportional to 525,687,850.79, 725,672,606.23 and 327,547,241.12 is: 452,154,372.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,687,850.79 : 725,672,606.23 = 327,547,241.12 : x
  2. Step 2: Convert to fraction form
    525,687,850.79/725,672,606.23 = 327,547,241.12/x
  3. Step 3: Cross multiply
    525,687,850.79x = 725,672,606.23 × 327,547,241.12
  4. Step 4: Simplify right side
    525,687,850.79x = 237,692,060,129,220,256
  5. Step 5: Solve for x
    x = 237,692,060,129,220,256/525,687,850.79
  6. Step 6: Final answer
    x = 452,154,372.17

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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.