Home / 2,887,240,690.80-4,330,861,036.20-1,047,053,401.20

Finding the Fourth Proportional to 2,887,240,690.80, 4,330,861,036.20 and 1,047,053,401.20

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Solution

The fourth proportional to 2,887,240,690.80, 4,330,861,036.20 and 1,047,053,401.20 is: 1,570,580,101.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,240,690.80 : 4,330,861,036.20 = 1,047,053,401.20 : x
  2. Step 2: Convert to fraction form
    2,887,240,690.80/4,330,861,036.20 = 1,047,053,401.20/x
  3. Step 3: Cross multiply
    2,887,240,690.80x = 4,330,861,036.20 × 1,047,053,401.20
  4. Step 4: Simplify right side
    2,887,240,690.80x = 4,534,642,778,077,766,144
  5. Step 5: Solve for x
    x = 4,534,642,778,077,766,144/2,887,240,690.80
  6. Step 6: Final answer
    x = 1,570,580,101.80

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Double scale
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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.