Home / 2,120,276,039.58-3,180,758,857.02-626,459,161.50

Finding the Fourth Proportional to 2,120,276,039.58, 3,180,758,857.02 and 626,459,161.50

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Solution

The fourth proportional to 2,120,276,039.58, 3,180,758,857.02 and 626,459,161.50 is: 939,790,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,276,039.58 : 3,180,758,857.02 = 626,459,161.50 : x
  2. Step 2: Convert to fraction form
    2,120,276,039.58/3,180,758,857.02 = 626,459,161.50/x
  3. Step 3: Cross multiply
    2,120,276,039.58x = 3,180,758,857.02 × 626,459,161.50
  4. Step 4: Simplify right side
    2,120,276,039.58x = 1,992,615,526,502,447,616
  5. Step 5: Solve for x
    x = 1,992,615,526,502,447,616/2,120,276,039.58
  6. Step 6: Final answer
    x = 939,790,616.55

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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.