Home / 2,565,824,651.54-3,540,838,018.11-1,392,402,923.54

Finding the Fourth Proportional to 2,565,824,651.54, 3,540,838,018.11 and 1,392,402,923.54

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Solution

The fourth proportional to 2,565,824,651.54, 3,540,838,018.11 and 1,392,402,923.54 is: 1,921,516,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,824,651.54 : 3,540,838,018.11 = 1,392,402,923.54 : x
  2. Step 2: Convert to fraction form
    2,565,824,651.54/3,540,838,018.11 = 1,392,402,923.54/x
  3. Step 3: Cross multiply
    2,565,824,651.54x = 3,540,838,018.11 × 1,392,402,923.54
  4. Step 4: Simplify right side
    2,565,824,651.54x = 4,930,273,208,197,943,296
  5. Step 5: Solve for x
    x = 4,930,273,208,197,943,296/2,565,824,651.54
  6. Step 6: Final answer
    x = 1,921,516,033.93

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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.