Home / 2,153,790,556.92-2,972,230,974.27-1,163,715,973.92

Finding the Fourth Proportional to 2,153,790,556.92, 2,972,230,974.27 and 1,163,715,973.92

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Solution

The fourth proportional to 2,153,790,556.92, 2,972,230,974.27 and 1,163,715,973.92 is: 1,605,928,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,790,556.92 : 2,972,230,974.27 = 1,163,715,973.92 : x
  2. Step 2: Convert to fraction form
    2,153,790,556.92/2,972,230,974.27 = 1,163,715,973.92/x
  3. Step 3: Cross multiply
    2,153,790,556.92x = 2,972,230,974.27 × 1,163,715,973.92
  4. Step 4: Simplify right side
    2,153,790,556.92x = 3,458,832,662,937,803,776
  5. Step 5: Solve for x
    x = 3,458,832,662,937,803,776/2,153,790,556.92
  6. Step 6: Final answer
    x = 1,605,928,047.10

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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.