Home / 2,097,984,014.40-3,146,976,021.60-1,990,488,590.40

Finding the Fourth Proportional to 2,097,984,014.40, 3,146,976,021.60 and 1,990,488,590.40

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Solution

The fourth proportional to 2,097,984,014.40, 3,146,976,021.60 and 1,990,488,590.40 is: 2,985,732,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,984,014.40 : 3,146,976,021.60 = 1,990,488,590.40 : x
  2. Step 2: Convert to fraction form
    2,097,984,014.40/3,146,976,021.60 = 1,990,488,590.40/x
  3. Step 3: Cross multiply
    2,097,984,014.40x = 3,146,976,021.60 × 1,990,488,590.40
  4. Step 4: Simplify right side
    2,097,984,014.40x = 6,264,019,865,257,184,256
  5. Step 5: Solve for x
    x = 6,264,019,865,257,184,256/2,097,984,014.40
  6. Step 6: Final answer
    x = 2,985,732,885.60

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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.