Home / 40,106,482,362.11-55,348,272,995.27-22,042,638,855.77

Finding the Fourth Proportional to 40,106,482,362.11, 55,348,272,995.27 and 22,042,638,855.77

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Solution

The fourth proportional to 40,106,482,362.11, 55,348,272,995.27 and 22,042,638,855.77 is: 30,419,571,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106,482,362.11 : 55,348,272,995.27 = 22,042,638,855.77 : x
  2. Step 2: Convert to fraction form
    40,106,482,362.11/55,348,272,995.27 = 22,042,638,855.77/x
  3. Step 3: Cross multiply
    40,106,482,362.11x = 55,348,272,995.27 × 22,042,638,855.77
  4. Step 4: Simplify right side
    40,106,482,362.11x = 1,220,021,992,924,917,006,336
  5. Step 5: Solve for x
    x = 1,220,021,992,924,917,006,336/40,106,482,362.11
  6. Step 6: Final answer
    x = 30,419,571,128.42

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1.5x scale

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.