Home / 6,375,492,985.08-8,801,001,518.40-4,118,532,976.56

Finding the Fourth Proportional to 6,375,492,985.08, 8,801,001,518.40 and 4,118,532,976.56

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Solution

The fourth proportional to 6,375,492,985.08, 8,801,001,518.40 and 4,118,532,976.56 is: 5,685,397,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375,492,985.08 : 8,801,001,518.40 = 4,118,532,976.56 : x
  2. Step 2: Convert to fraction form
    6,375,492,985.08/8,801,001,518.40 = 4,118,532,976.56/x
  3. Step 3: Cross multiply
    6,375,492,985.08x = 8,801,001,518.40 × 4,118,532,976.56
  4. Step 4: Simplify right side
    6,375,492,985.08x = 36,247,214,980,285,030,400
  5. Step 5: Solve for x
    x = 36,247,214,980,285,030,400/6,375,492,985.08
  6. Step 6: Final answer
    x = 5,685,397,986.49

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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.