Home / 558,443,854.76-836,576,034.53-435,044,375.46

Finding the Fourth Proportional to 558,443,854.76, 836,576,034.53 and 435,044,375.46

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Solution

The fourth proportional to 558,443,854.76, 836,576,034.53 and 435,044,375.46 is: 651,717,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,443,854.76 : 836,576,034.53 = 435,044,375.46 : x
  2. Step 2: Convert to fraction form
    558,443,854.76/836,576,034.53 = 435,044,375.46/x
  3. Step 3: Cross multiply
    558,443,854.76x = 836,576,034.53 × 435,044,375.46
  4. Step 4: Simplify right side
    558,443,854.76x = 363,947,698,464,731,968
  5. Step 5: Solve for x
    x = 363,947,698,464,731,968/558,443,854.76
  6. Step 6: Final answer
    x = 651,717,617.39

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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.