Home / 1,356,810,717.52-1,872,620,923.48-1,130,390,640.16

Finding the Fourth Proportional to 1,356,810,717.52, 1,872,620,923.48 and 1,130,390,640.16

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Solution

The fourth proportional to 1,356,810,717.52, 1,872,620,923.48 and 1,130,390,640.16 is: 1,560,124,147.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,810,717.52 : 1,872,620,923.48 = 1,130,390,640.16 : x
  2. Step 2: Convert to fraction form
    1,356,810,717.52/1,872,620,923.48 = 1,130,390,640.16/x
  3. Step 3: Cross multiply
    1,356,810,717.52x = 1,872,620,923.48 × 1,130,390,640.16
  4. Step 4: Simplify right side
    1,356,810,717.52x = 2,116,793,164,469,567,744
  5. Step 5: Solve for x
    x = 2,116,793,164,469,567,744/1,356,810,717.52
  6. Step 6: Final answer
    x = 1,560,124,147.85

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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.