Home / 2,637,220,021.20-3,955,830,031.80-797,256,680.40

Finding the Fourth Proportional to 2,637,220,021.20, 3,955,830,031.80 and 797,256,680.40

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Solution

The fourth proportional to 2,637,220,021.20, 3,955,830,031.80 and 797,256,680.40 is: 1,195,885,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637,220,021.20 : 3,955,830,031.80 = 797,256,680.40 : x
  2. Step 2: Convert to fraction form
    2,637,220,021.20/3,955,830,031.80 = 797,256,680.40/x
  3. Step 3: Cross multiply
    2,637,220,021.20x = 3,955,830,031.80 × 797,256,680.40
  4. Step 4: Simplify right side
    2,637,220,021.20x = 3,153,811,919,379,494,400
  5. Step 5: Solve for x
    x = 3,153,811,919,379,494,400/2,637,220,021.20
  6. Step 6: Final answer
    x = 1,195,885,020.60

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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.