Home / 85,934,298,932.04-117,730,409,601.20-82,713,501,028.44

Finding the Fourth Proportional to 85,934,298,932.04, 117,730,409,601.20 and 82,713,501,028.44

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Solution

The fourth proportional to 85,934,298,932.04, 117,730,409,601.20 and 82,713,501,028.44 is: 113,317,900,729.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,934,298,932.04 : 117,730,409,601.20 = 82,713,501,028.44 : x
  2. Step 2: Convert to fraction form
    85,934,298,932.04/117,730,409,601.20 = 82,713,501,028.44/x
  3. Step 3: Cross multiply
    85,934,298,932.04x = 117,730,409,601.20 × 82,713,501,028.44
  4. Step 4: Simplify right side
    85,934,298,932.04x = 9,737,894,355,627,518,459,904
  5. Step 5: Solve for x
    x = 9,737,894,355,627,518,459,904/85,934,298,932.04
  6. Step 6: Final answer
    x = 113,317,900,729.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.