Home / 81,483,442,339.77-112,447,155,835.35-45,353,699,400.84

Finding the Fourth Proportional to 81,483,442,339.77, 112,447,155,835.35 and 45,353,699,400.84

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Solution

The fourth proportional to 81,483,442,339.77, 112,447,155,835.35 and 45,353,699,400.84 is: 62,588,108,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,483,442,339.77 : 112,447,155,835.35 = 45,353,699,400.84 : x
  2. Step 2: Convert to fraction form
    81,483,442,339.77/112,447,155,835.35 = 45,353,699,400.84/x
  3. Step 3: Cross multiply
    81,483,442,339.77x = 112,447,155,835.35 × 45,353,699,400.84
  4. Step 4: Simplify right side
    81,483,442,339.77x = 5,099,894,504,235,875,696,640
  5. Step 5: Solve for x
    x = 5,099,894,504,235,875,696,640/81,483,442,339.77
  6. Step 6: Final answer
    x = 62,588,108,182.40

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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.