Home / 14,845,193,808.84-20,486,793,742.74-9,051,837,074.60

Finding the Fourth Proportional to 14,845,193,808.84, 20,486,793,742.74 and 9,051,837,074.60

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Solution

The fourth proportional to 14,845,193,808.84, 20,486,793,742.74 and 9,051,837,074.60 is: 12,491,795,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845,193,808.84 : 20,486,793,742.74 = 9,051,837,074.60 : x
  2. Step 2: Convert to fraction form
    14,845,193,808.84/20,486,793,742.74 = 9,051,837,074.60/x
  3. Step 3: Cross multiply
    14,845,193,808.84x = 20,486,793,742.74 × 9,051,837,074.60
  4. Step 4: Simplify right side
    14,845,193,808.84x = 185,443,119,140,114,792,448
  5. Step 5: Solve for x
    x = 185,443,119,140,114,792,448/14,845,193,808.84
  6. Step 6: Final answer
    x = 12,491,795,090.59

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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.