Home / 31,865,686,444.55-43,994,493,074.56-20,284,827,597.84

Finding the Fourth Proportional to 31,865,686,444.55, 43,994,493,074.56 and 20,284,827,597.84

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Solution

The fourth proportional to 31,865,686,444.55, 43,994,493,074.56 and 20,284,827,597.84 is: 28,005,695,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,865,686,444.55 : 43,994,493,074.56 = 20,284,827,597.84 : x
  2. Step 2: Convert to fraction form
    31,865,686,444.55/43,994,493,074.56 = 20,284,827,597.84/x
  3. Step 3: Cross multiply
    31,865,686,444.55x = 43,994,493,074.56 × 20,284,827,597.84
  4. Step 4: Simplify right side
    31,865,686,444.55x = 892,420,707,271,991,492,608
  5. Step 5: Solve for x
    x = 892,420,707,271,991,492,608/31,865,686,444.55
  6. Step 6: Final answer
    x = 28,005,695,368.43

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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.