Home / 558,443,837.45-836,576,008.49-435,044,358.09

Finding the Fourth Proportional to 558,443,837.45, 836,576,008.49 and 435,044,358.09

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Solution

The fourth proportional to 558,443,837.45, 836,576,008.49 and 435,044,358.09 is: 651,717,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,443,837.45 : 836,576,008.49 = 435,044,358.09 : x
  2. Step 2: Convert to fraction form
    558,443,837.45/836,576,008.49 = 435,044,358.09/x
  3. Step 3: Cross multiply
    558,443,837.45x = 836,576,008.49 × 435,044,358.09
  4. Step 4: Simplify right side
    558,443,837.45x = 363,947,672,604,851,200
  5. Step 5: Solve for x
    x = 363,947,672,604,851,200/558,443,837.45
  6. Step 6: Final answer
    x = 651,717,591.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.