Home / 77,548,455,985.14-116,159,783,670.81-49,203,797,421.20

Finding the Fourth Proportional to 77,548,455,985.14, 116,159,783,670.81 and 49,203,797,421.20

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Solution

The fourth proportional to 77,548,455,985.14, 116,159,783,670.81 and 49,203,797,421.20 is: 73,702,337,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,548,455,985.14 : 116,159,783,670.81 = 49,203,797,421.20 : x
  2. Step 2: Convert to fraction form
    77,548,455,985.14/116,159,783,670.81 = 49,203,797,421.20/x
  3. Step 3: Cross multiply
    77,548,455,985.14x = 116,159,783,670.81 × 49,203,797,421.20
  4. Step 4: Simplify right side
    77,548,455,985.14x = 5,715,502,464,228,369,891,328
  5. Step 5: Solve for x
    x = 5,715,502,464,228,369,891,328/77,548,455,985.14
  6. Step 6: Final answer
    x = 73,702,337,353.09

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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.