Home / 1,247,447,554.70-1,873,010,757.62-695,827,739.93

Finding the Fourth Proportional to 1,247,447,554.70, 1,873,010,757.62 and 695,827,739.93

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Solution

The fourth proportional to 1,247,447,554.70, 1,873,010,757.62 and 695,827,739.93 is: 1,044,767,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,447,554.70 : 1,873,010,757.62 = 695,827,739.93 : x
  2. Step 2: Convert to fraction form
    1,247,447,554.70/1,873,010,757.62 = 695,827,739.93/x
  3. Step 3: Cross multiply
    1,247,447,554.70x = 1,873,010,757.62 × 695,827,739.93
  4. Step 4: Simplify right side
    1,247,447,554.70x = 1,303,292,842,331,675,904
  5. Step 5: Solve for x
    x = 1,303,292,842,331,675,904/1,247,447,554.70
  6. Step 6: Final answer
    x = 1,044,767,643.68

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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.