Home / 836,044,090.07-1,254,037,732.76-214,265,427.38

Finding the Fourth Proportional to 836,044,090.07, 1,254,037,732.76 and 214,265,427.38

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Solution

The fourth proportional to 836,044,090.07, 1,254,037,732.76 and 214,265,427.38 is: 321,390,861.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,044,090.07 : 1,254,037,732.76 = 214,265,427.38 : x
  2. Step 2: Convert to fraction form
    836,044,090.07/1,254,037,732.76 = 214,265,427.38/x
  3. Step 3: Cross multiply
    836,044,090.07x = 1,254,037,732.76 × 214,265,427.38
  4. Step 4: Simplify right side
    836,044,090.07x = 268,696,930,758,223,360
  5. Step 5: Solve for x
    x = 268,696,930,758,223,360/836,044,090.07
  6. Step 6: Final answer
    x = 321,390,861.98

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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.