Home / 1,918,814,762.70-2,880,374,480.10-1,484,042,880.60

Finding the Fourth Proportional to 1,918,814,762.70, 2,880,374,480.10 and 1,484,042,880.60

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Solution

The fourth proportional to 1,918,814,762.70, 2,880,374,480.10 and 1,484,042,880.60 is: 2,227,728,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,814,762.70 : 2,880,374,480.10 = 1,484,042,880.60 : x
  2. Step 2: Convert to fraction form
    1,918,814,762.70/2,880,374,480.10 = 1,484,042,880.60/x
  3. Step 3: Cross multiply
    1,918,814,762.70x = 2,880,374,480.10 × 1,484,042,880.60
  4. Step 4: Simplify right side
    1,918,814,762.70x = 4,274,599,240,654,330,880
  5. Step 5: Solve for x
    x = 4,274,599,240,654,330,880/1,918,814,762.70
  6. Step 6: Final answer
    x = 2,227,728,972.98

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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.