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Finding the Fourth Proportional to 1,796,909,093.80, 2,693,240,274.30 and 761,767,973.80

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Solution

The fourth proportional to 1,796,909,093.80, 2,693,240,274.30 and 761,767,973.80 is: 1,141,751,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,909,093.80 : 2,693,240,274.30 = 761,767,973.80 : x
  2. Step 2: Convert to fraction form
    1,796,909,093.80/2,693,240,274.30 = 761,767,973.80/x
  3. Step 3: Cross multiply
    1,796,909,093.80x = 2,693,240,274.30 × 761,767,973.80
  4. Step 4: Simplify right side
    1,796,909,093.80x = 2,051,624,186,710,067,200
  5. Step 5: Solve for x
    x = 2,051,624,186,710,067,200/1,796,909,093.80
  6. Step 6: Final answer
    x = 1,141,751,796.90

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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.