Home / 2,680,987,653.60-4,021,481,480.40-2,487,495,890.40

Finding the Fourth Proportional to 2,680,987,653.60, 4,021,481,480.40 and 2,487,495,890.40

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Solution

The fourth proportional to 2,680,987,653.60, 4,021,481,480.40 and 2,487,495,890.40 is: 3,731,243,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,987,653.60 : 4,021,481,480.40 = 2,487,495,890.40 : x
  2. Step 2: Convert to fraction form
    2,680,987,653.60/4,021,481,480.40 = 2,487,495,890.40/x
  3. Step 3: Cross multiply
    2,680,987,653.60x = 4,021,481,480.40 × 2,487,495,890.40
  4. Step 4: Simplify right side
    2,680,987,653.60x = 10,003,418,655,814,709,248
  5. Step 5: Solve for x
    x = 10,003,418,655,814,709,248/2,680,987,653.60
  6. Step 6: Final answer
    x = 3,731,243,835.60

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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.