Home / 657,540,250.76-907,061,523.52-406,564,415.24

Finding the Fourth Proportional to 657,540,250.76, 907,061,523.52 and 406,564,415.24

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Solution

The fourth proportional to 657,540,250.76, 907,061,523.52 and 406,564,415.24 is: 560,846,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,540,250.76 : 907,061,523.52 = 406,564,415.24 : x
  2. Step 2: Convert to fraction form
    657,540,250.76/907,061,523.52 = 406,564,415.24/x
  3. Step 3: Cross multiply
    657,540,250.76x = 907,061,523.52 × 406,564,415.24
  4. Step 4: Simplify right side
    657,540,250.76x = 368,778,937,896,612,288
  5. Step 5: Solve for x
    x = 368,778,937,896,612,288/657,540,250.76
  6. Step 6: Final answer
    x = 560,846,180.09

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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.