Home / 81,483,442,171.26-112,447,155,603.70-45,353,699,232.28

Finding the Fourth Proportional to 81,483,442,171.26, 112,447,155,603.70 and 45,353,699,232.28

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Solution

The fourth proportional to 81,483,442,171.26, 112,447,155,603.70 and 45,353,699,232.28 is: 62,588,107,950.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,483,442,171.26 : 112,447,155,603.70 = 45,353,699,232.28 : x
  2. Step 2: Convert to fraction form
    81,483,442,171.26/112,447,155,603.70 = 45,353,699,232.28/x
  3. Step 3: Cross multiply
    81,483,442,171.26x = 112,447,155,603.70 × 45,353,699,232.28
  4. Step 4: Simplify right side
    81,483,442,171.26x = 5,099,894,474,775,598,202,880
  5. Step 5: Solve for x
    x = 5,099,894,474,775,598,202,880/81,483,442,171.26
  6. Step 6: Final answer
    x = 62,588,107,950.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.