Home / 1,091,276,824.44-1,636,891,734.38-304,309,509.78

Finding the Fourth Proportional to 1,091,276,824.44, 1,636,891,734.38 and 304,309,509.78

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Solution

The fourth proportional to 1,091,276,824.44, 1,636,891,734.38 and 304,309,509.78 is: 456,457,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,276,824.44 : 1,636,891,734.38 = 304,309,509.78 : x
  2. Step 2: Convert to fraction form
    1,091,276,824.44/1,636,891,734.38 = 304,309,509.78/x
  3. Step 3: Cross multiply
    1,091,276,824.44x = 1,636,891,734.38 × 304,309,509.78
  4. Step 4: Simplify right side
    1,091,276,824.44x = 498,121,721,249,263,808
  5. Step 5: Solve for x
    x = 498,121,721,249,263,808/1,091,276,824.44
  6. Step 6: Final answer
    x = 456,457,710.91

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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.