Home / 1,539,373,757.22-2,124,253,968.48-870,278,798.16

Finding the Fourth Proportional to 1,539,373,757.22, 2,124,253,968.48 and 870,278,798.16

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Solution

The fourth proportional to 1,539,373,757.22, 2,124,253,968.48 and 870,278,798.16 is: 1,200,938,486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,373,757.22 : 2,124,253,968.48 = 870,278,798.16 : x
  2. Step 2: Convert to fraction form
    1,539,373,757.22/2,124,253,968.48 = 870,278,798.16/x
  3. Step 3: Cross multiply
    1,539,373,757.22x = 2,124,253,968.48 × 870,278,798.16
  4. Step 4: Simplify right side
    1,539,373,757.22x = 1,848,693,190,675,384,832
  5. Step 5: Solve for x
    x = 1,848,693,190,675,384,832/1,539,373,757.22
  6. Step 6: Final answer
    x = 1,200,938,486.84

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Double scale
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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.