Home / 53,939,015,907.20-80,908,523,860.80-52,837,019,849.60

Finding the Fourth Proportional to 53,939,015,907.20, 80,908,523,860.80 and 52,837,019,849.60

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Solution

The fourth proportional to 53,939,015,907.20, 80,908,523,860.80 and 52,837,019,849.60 is: 79,255,529,774.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939,015,907.20 : 80,908,523,860.80 = 52,837,019,849.60 : x
  2. Step 2: Convert to fraction form
    53,939,015,907.20/80,908,523,860.80 = 52,837,019,849.60/x
  3. Step 3: Cross multiply
    53,939,015,907.20x = 80,908,523,860.80 × 52,837,019,849.60
  4. Step 4: Simplify right side
    53,939,015,907.20x = 4,274,965,281,234,925,125,632
  5. Step 5: Solve for x
    x = 4,274,965,281,234,925,125,632/53,939,015,907.20
  6. Step 6: Final answer
    x = 79,255,529,774.40

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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.