Home / 14,551,488,139.30-21,827,232,208.95-7,939,511,793.70

Finding the Fourth Proportional to 14,551,488,139.30, 21,827,232,208.95 and 7,939,511,793.70

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Solution

The fourth proportional to 14,551,488,139.30, 21,827,232,208.95 and 7,939,511,793.70 is: 11,909,267,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551,488,139.30 : 21,827,232,208.95 = 7,939,511,793.70 : x
  2. Step 2: Convert to fraction form
    14,551,488,139.30/21,827,232,208.95 = 7,939,511,793.70/x
  3. Step 3: Cross multiply
    14,551,488,139.30x = 21,827,232,208.95 × 7,939,511,793.70
  4. Step 4: Simplify right side
    14,551,488,139.30x = 173,297,567,546,787,037,184
  5. Step 5: Solve for x
    x = 173,297,567,546,787,037,184/14,551,488,139.30
  6. Step 6: Final answer
    x = 11,909,267,690.55

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Double scale
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Similar ratio
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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.