Home / 50,992,094,678.40-76,488,142,017.60-40,339,466,121.60

Finding the Fourth Proportional to 50,992,094,678.40, 76,488,142,017.60 and 40,339,466,121.60

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Solution

The fourth proportional to 50,992,094,678.40, 76,488,142,017.60 and 40,339,466,121.60 is: 60,509,199,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,992,094,678.40 : 76,488,142,017.60 = 40,339,466,121.60 : x
  2. Step 2: Convert to fraction form
    50,992,094,678.40/76,488,142,017.60 = 40,339,466,121.60/x
  3. Step 3: Cross multiply
    50,992,094,678.40x = 76,488,142,017.60 × 40,339,466,121.60
  4. Step 4: Simplify right side
    50,992,094,678.40x = 3,085,490,813,623,104,700,416
  5. Step 5: Solve for x
    x = 3,085,490,813,623,104,700,416/50,992,094,678.40
  6. Step 6: Final answer
    x = 60,509,199,182.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.