Home / 1,091,200,466.09-1,505,857,246.17-589,409,246.63

Finding the Fourth Proportional to 1,091,200,466.09, 1,505,857,246.17 and 589,409,246.63

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Solution

The fourth proportional to 1,091,200,466.09, 1,505,857,246.17 and 589,409,246.63 is: 813,385,086.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,200,466.09 : 1,505,857,246.17 = 589,409,246.63 : x
  2. Step 2: Convert to fraction form
    1,091,200,466.09/1,505,857,246.17 = 589,409,246.63/x
  3. Step 3: Cross multiply
    1,091,200,466.09x = 1,505,857,246.17 × 589,409,246.63
  4. Step 4: Simplify right side
    1,091,200,466.09x = 887,566,184,998,911,104
  5. Step 5: Solve for x
    x = 887,566,184,998,911,104/1,091,200,466.09
  6. Step 6: Final answer
    x = 813,385,086.04

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1.5x scale

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.