Home / 1,248,835,564.80-1,873,253,347.20-1,172,308,060.80

Finding the Fourth Proportional to 1,248,835,564.80, 1,873,253,347.20 and 1,172,308,060.80

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Solution

The fourth proportional to 1,248,835,564.80, 1,873,253,347.20 and 1,172,308,060.80 is: 1,758,462,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,835,564.80 : 1,873,253,347.20 = 1,172,308,060.80 : x
  2. Step 2: Convert to fraction form
    1,248,835,564.80/1,873,253,347.20 = 1,172,308,060.80/x
  3. Step 3: Cross multiply
    1,248,835,564.80x = 1,873,253,347.20 × 1,172,308,060.80
  4. Step 4: Simplify right side
    1,248,835,564.80x = 2,196,029,998,843,141,120
  5. Step 5: Solve for x
    x = 2,196,029,998,843,141,120/1,248,835,564.80
  6. Step 6: Final answer
    x = 1,758,462,091.20

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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.