Home / 2,070,145,256.80-3,105,217,885.20-1,243,648,213.60

Finding the Fourth Proportional to 2,070,145,256.80, 3,105,217,885.20 and 1,243,648,213.60

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Solution

The fourth proportional to 2,070,145,256.80, 3,105,217,885.20 and 1,243,648,213.60 is: 1,865,472,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,145,256.80 : 3,105,217,885.20 = 1,243,648,213.60 : x
  2. Step 2: Convert to fraction form
    2,070,145,256.80/3,105,217,885.20 = 1,243,648,213.60/x
  3. Step 3: Cross multiply
    2,070,145,256.80x = 3,105,217,885.20 × 1,243,648,213.60
  4. Step 4: Simplify right side
    2,070,145,256.80x = 3,861,798,675,767,749,120
  5. Step 5: Solve for x
    x = 3,861,798,675,767,749,120/2,070,145,256.80
  6. Step 6: Final answer
    x = 1,865,472,320.40

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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.