Home / 77,548,455,971.10-116,159,783,650.56-49,203,797,407.02

Finding the Fourth Proportional to 77,548,455,971.10, 116,159,783,650.56 and 49,203,797,407.02

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Solution

The fourth proportional to 77,548,455,971.10, 116,159,783,650.56 and 49,203,797,407.02 is: 73,702,337,332.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548,455,971.10 : 116,159,783,650.56 = 49,203,797,407.02 : x
  2. Step 2: Convert to fraction form
    77,548,455,971.10/116,159,783,650.56 = 49,203,797,407.02/x
  3. Step 3: Cross multiply
    77,548,455,971.10x = 116,159,783,650.56 × 49,203,797,407.02
  4. Step 4: Simplify right side
    77,548,455,971.10x = 5,715,502,461,585,427,791,872
  5. Step 5: Solve for x
    x = 5,715,502,461,585,427,791,872/77,548,455,971.10
  6. Step 6: Final answer
    x = 73,702,337,332.36

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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.