Home / 5,150,347,387.20-7,725,521,080.80-1,878,903,316.80

Finding the Fourth Proportional to 5,150,347,387.20, 7,725,521,080.80 and 1,878,903,316.80

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Solution

The fourth proportional to 5,150,347,387.20, 7,725,521,080.80 and 1,878,903,316.80 is: 2,818,354,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,347,387.20 : 7,725,521,080.80 = 1,878,903,316.80 : x
  2. Step 2: Convert to fraction form
    5,150,347,387.20/7,725,521,080.80 = 1,878,903,316.80/x
  3. Step 3: Cross multiply
    5,150,347,387.20x = 7,725,521,080.80 × 1,878,903,316.80
  4. Step 4: Simplify right side
    5,150,347,387.20x = 14,515,507,182,723,440,640
  5. Step 5: Solve for x
    x = 14,515,507,182,723,440,640/5,150,347,387.20
  6. Step 6: Final answer
    x = 2,818,354,975.20

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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.