Home / 140,963,758,403.52-194,530,007,582.12-76,734,970,306.60

Finding the Fourth Proportional to 140,963,758,403.52, 194,530,007,582.12 and 76,734,970,306.60

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Solution

The fourth proportional to 140,963,758,403.52, 194,530,007,582.12 and 76,734,970,306.60 is: 105,894,270,446.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,963,758,403.52 : 194,530,007,582.12 = 76,734,970,306.60 : x
  2. Step 2: Convert to fraction form
    140,963,758,403.52/194,530,007,582.12 = 76,734,970,306.60/x
  3. Step 3: Cross multiply
    140,963,758,403.52x = 194,530,007,582.12 × 76,734,970,306.60
  4. Step 4: Simplify right side
    140,963,758,403.52x = 14,927,254,355,556,652,023,808
  5. Step 5: Solve for x
    x = 14,927,254,355,556,652,023,808/140,963,758,403.52
  6. Step 6: Final answer
    x = 105,894,270,446.64

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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.