Home / 1,207,224,074.60-1,810,836,111.90-748,059,050.60

Finding the Fourth Proportional to 1,207,224,074.60, 1,810,836,111.90 and 748,059,050.60

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Solution

The fourth proportional to 1,207,224,074.60, 1,810,836,111.90 and 748,059,050.60 is: 1,122,088,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,224,074.60 : 1,810,836,111.90 = 748,059,050.60 : x
  2. Step 2: Convert to fraction form
    1,207,224,074.60/1,810,836,111.90 = 748,059,050.60/x
  3. Step 3: Cross multiply
    1,207,224,074.60x = 1,810,836,111.90 × 748,059,050.60
  4. Step 4: Simplify right side
    1,207,224,074.60x = 1,354,612,342,660,109,568
  5. Step 5: Solve for x
    x = 1,354,612,342,660,109,568/1,207,224,074.60
  6. Step 6: Final answer
    x = 1,122,088,575.90

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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.