Home / 14,551,489,409.80-21,827,234,114.70-7,939,513,064.20

Finding the Fourth Proportional to 14,551,489,409.80, 21,827,234,114.70 and 7,939,513,064.20

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Solution

The fourth proportional to 14,551,489,409.80, 21,827,234,114.70 and 7,939,513,064.20 is: 11,909,269,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551,489,409.80 : 21,827,234,114.70 = 7,939,513,064.20 : x
  2. Step 2: Convert to fraction form
    14,551,489,409.80/21,827,234,114.70 = 7,939,513,064.20/x
  3. Step 3: Cross multiply
    14,551,489,409.80x = 21,827,234,114.70 × 7,939,513,064.20
  4. Step 4: Simplify right side
    14,551,489,409.80x = 173,297,610,409,012,559,872
  5. Step 5: Solve for x
    x = 173,297,610,409,012,559,872/14,551,489,409.80
  6. Step 6: Final answer
    x = 11,909,269,596.30

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Double scale
Find fourth proportional to 14,551,489,410.80, 21,827,234,116.20 and 7,939,513,065.20
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.