Home / 267,783,140.60-401,743,139.70-86,032,100.60

Finding the Fourth Proportional to 267,783,140.60, 401,743,139.70 and 86,032,100.60

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Solution

The fourth proportional to 267,783,140.60, 401,743,139.70 and 86,032,100.60 is: 129,070,135.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,783,140.60 : 401,743,139.70 = 86,032,100.60 : x
  2. Step 2: Convert to fraction form
    267,783,140.60/401,743,139.70 = 86,032,100.60/x
  3. Step 3: Cross multiply
    267,783,140.60x = 401,743,139.70 × 86,032,100.60
  4. Step 4: Simplify right side
    267,783,140.60x = 34,562,806,210,030,252
  5. Step 5: Solve for x
    x = 34,562,806,210,030,252/267,783,140.60
  6. Step 6: Final answer
    x = 129,070,135.38

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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.