Home / 2,642,080,425.60-3,963,120,638.40-801,830,150.40

Finding the Fourth Proportional to 2,642,080,425.60, 3,963,120,638.40 and 801,830,150.40

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Solution

The fourth proportional to 2,642,080,425.60, 3,963,120,638.40 and 801,830,150.40 is: 1,202,745,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,080,425.60 : 3,963,120,638.40 = 801,830,150.40 : x
  2. Step 2: Convert to fraction form
    2,642,080,425.60/3,963,120,638.40 = 801,830,150.40/x
  3. Step 3: Cross multiply
    2,642,080,425.60x = 3,963,120,638.40 × 801,830,150.40
  4. Step 4: Simplify right side
    2,642,080,425.60x = 3,177,749,617,541,616,128
  5. Step 5: Solve for x
    x = 3,177,749,617,541,616,128/2,642,080,425.60
  6. Step 6: Final answer
    x = 1,202,745,225.60

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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.