Home / 80,662,759,874.60-111,324,369,929.02-45,909,030,636.42

Finding the Fourth Proportional to 80,662,759,874.60, 111,324,369,929.02 and 45,909,030,636.42

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Solution

The fourth proportional to 80,662,759,874.60, 111,324,369,929.02 and 45,909,030,636.42 is: 63,360,017,901.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662,759,874.60 : 111,324,369,929.02 = 45,909,030,636.42 : x
  2. Step 2: Convert to fraction form
    80,662,759,874.60/111,324,369,929.02 = 45,909,030,636.42/x
  3. Step 3: Cross multiply
    80,662,759,874.60x = 111,324,369,929.02 × 45,909,030,636.42
  4. Step 4: Simplify right side
    80,662,759,874.60x = 5,110,793,909,651,532,414,976
  5. Step 5: Solve for x
    x = 5,110,793,909,651,532,414,976/80,662,759,874.60
  6. Step 6: Final answer
    x = 63,360,017,901.65

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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.