Home / 3,984,059,179.20-5,976,088,768.80-1,223,683,766.40

Finding the Fourth Proportional to 3,984,059,179.20, 5,976,088,768.80 and 1,223,683,766.40

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Solution

The fourth proportional to 3,984,059,179.20, 5,976,088,768.80 and 1,223,683,766.40 is: 1,835,525,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,059,179.20 : 5,976,088,768.80 = 1,223,683,766.40 : x
  2. Step 2: Convert to fraction form
    3,984,059,179.20/5,976,088,768.80 = 1,223,683,766.40/x
  3. Step 3: Cross multiply
    3,984,059,179.20x = 5,976,088,768.80 × 1,223,683,766.40
  4. Step 4: Simplify right side
    3,984,059,179.20x = 7,312,842,812,945,924,096
  5. Step 5: Solve for x
    x = 7,312,842,812,945,924,096/3,984,059,179.20
  6. Step 6: Final answer
    x = 1,835,525,649.60

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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.