Home / 1,189,366,821.60-1,784,050,232.40-883,256,805.60

Finding the Fourth Proportional to 1,189,366,821.60, 1,784,050,232.40 and 883,256,805.60

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Solution

The fourth proportional to 1,189,366,821.60, 1,784,050,232.40 and 883,256,805.60 is: 1,324,885,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,366,821.60 : 1,784,050,232.40 = 883,256,805.60 : x
  2. Step 2: Convert to fraction form
    1,189,366,821.60/1,784,050,232.40 = 883,256,805.60/x
  3. Step 3: Cross multiply
    1,189,366,821.60x = 1,784,050,232.40 × 883,256,805.60
  4. Step 4: Simplify right side
    1,189,366,821.60x = 1,575,774,509,299,561,728
  5. Step 5: Solve for x
    x = 1,575,774,509,299,561,728/1,189,366,821.60
  6. Step 6: Final answer
    x = 1,324,885,208.40

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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.