Home / 2,989,361,892.40-4,484,042,838.60-2,059,552,718.80

Finding the Fourth Proportional to 2,989,361,892.40, 4,484,042,838.60 and 2,059,552,718.80

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Solution

The fourth proportional to 2,989,361,892.40, 4,484,042,838.60 and 2,059,552,718.80 is: 3,089,329,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,361,892.40 : 4,484,042,838.60 = 2,059,552,718.80 : x
  2. Step 2: Convert to fraction form
    2,989,361,892.40/4,484,042,838.60 = 2,059,552,718.80/x
  3. Step 3: Cross multiply
    2,989,361,892.40x = 4,484,042,838.60 × 2,059,552,718.80
  4. Step 4: Simplify right side
    2,989,361,892.40x = 9,235,122,619,454,300,160
  5. Step 5: Solve for x
    x = 9,235,122,619,454,300,160/2,989,361,892.40
  6. Step 6: Final answer
    x = 3,089,329,078.20

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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.