Home / 2,988,045,457.20-4,482,068,185.80-1,434,962,278.80

Finding the Fourth Proportional to 2,988,045,457.20, 4,482,068,185.80 and 1,434,962,278.80

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Solution

The fourth proportional to 2,988,045,457.20, 4,482,068,185.80 and 1,434,962,278.80 is: 2,152,443,418.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,045,457.20 : 4,482,068,185.80 = 1,434,962,278.80 : x
  2. Step 2: Convert to fraction form
    2,988,045,457.20/4,482,068,185.80 = 1,434,962,278.80/x
  3. Step 3: Cross multiply
    2,988,045,457.20x = 4,482,068,185.80 × 1,434,962,278.80
  4. Step 4: Simplify right side
    2,988,045,457.20x = 6,431,598,777,632,549,888
  5. Step 5: Solve for x
    x = 6,431,598,777,632,549,888/2,988,045,457.20
  6. Step 6: Final answer
    x = 2,152,443,418.20

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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.