Home / 1,433,172,921,019.80-1,977,778,555,368.90-773,978,933,923.90

Finding the Fourth Proportional to 1,433,172,921,019.80, 1,977,778,555,368.90 and 773,978,933,923.90

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Solution

The fourth proportional to 1,433,172,921,019.80, 1,977,778,555,368.90 and 773,978,933,923.90 is: 1,068,090,887,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,172,921,019.80 : 1,977,778,555,368.90 = 773,978,933,923.90 : x
  2. Step 2: Convert to fraction form
    1,433,172,921,019.80/1,977,778,555,368.90 = 773,978,933,923.90/x
  3. Step 3: Cross multiply
    1,433,172,921,019.80x = 1,977,778,555,368.90 × 773,978,933,923.90
  4. Step 4: Simplify right side
    1,433,172,921,019.80x = 1,530,758,937,821,972,101,332,992
  5. Step 5: Solve for x
    x = 1,530,758,937,821,972,101,332,992/1,433,172,921,019.80
  6. Step 6: Final answer
    x = 1,068,090,887,966.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.