Home / 997,278,321.40-1,495,917,482.10-270,267,033.40

Finding the Fourth Proportional to 997,278,321.40, 1,495,917,482.10 and 270,267,033.40

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Solution

The fourth proportional to 997,278,321.40, 1,495,917,482.10 and 270,267,033.40 is: 405,400,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,278,321.40 : 1,495,917,482.10 = 270,267,033.40 : x
  2. Step 2: Convert to fraction form
    997,278,321.40/1,495,917,482.10 = 270,267,033.40/x
  3. Step 3: Cross multiply
    997,278,321.40x = 1,495,917,482.10 × 270,267,033.40
  4. Step 4: Simplify right side
    997,278,321.40x = 404,297,180,098,364,544
  5. Step 5: Solve for x
    x = 404,297,180,098,364,544/997,278,321.40
  6. Step 6: Final answer
    x = 405,400,550.10

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Double scale
Find fourth proportional to 997,278,322.40, 1,495,917,483.60 and 270,267,034.40
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.