Home / 264,404,715.90-396,670,059.45-127,977,906.30

Finding the Fourth Proportional to 264,404,715.90, 396,670,059.45 and 127,977,906.30

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Solution

The fourth proportional to 264,404,715.90, 396,670,059.45 and 127,977,906.30 is: 191,997,345.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,404,715.90 : 396,670,059.45 = 127,977,906.30 : x
  2. Step 2: Convert to fraction form
    264,404,715.90/396,670,059.45 = 127,977,906.30/x
  3. Step 3: Cross multiply
    264,404,715.90x = 396,670,059.45 × 127,977,906.30
  4. Step 4: Simplify right side
    264,404,715.90x = 50,765,003,700,307,528
  5. Step 5: Solve for x
    x = 50,765,003,700,307,528/264,404,715.90
  6. Step 6: Final answer
    x = 191,997,345.92

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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.