Home / 1,761,364,238.90-2,642,046,358.35-1,180,888,949.30

Finding the Fourth Proportional to 1,761,364,238.90, 2,642,046,358.35 and 1,180,888,949.30

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Solution

The fourth proportional to 1,761,364,238.90, 2,642,046,358.35 and 1,180,888,949.30 is: 1,771,333,423.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,364,238.90 : 2,642,046,358.35 = 1,180,888,949.30 : x
  2. Step 2: Convert to fraction form
    1,761,364,238.90/2,642,046,358.35 = 1,180,888,949.30/x
  3. Step 3: Cross multiply
    1,761,364,238.90x = 2,642,046,358.35 × 1,180,888,949.30
  4. Step 4: Simplify right side
    1,761,364,238.90x = 3,119,963,348,113,822,720
  5. Step 5: Solve for x
    x = 3,119,963,348,113,822,720/1,761,364,238.90
  6. Step 6: Final answer
    x = 1,771,333,423.95

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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.