Home / 40,106,482,354.65-55,348,272,984.97-22,042,638,848.31

Finding the Fourth Proportional to 40,106,482,354.65, 55,348,272,984.97 and 22,042,638,848.31

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Solution

The fourth proportional to 40,106,482,354.65, 55,348,272,984.97 and 22,042,638,848.31 is: 30,419,571,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106,482,354.65 : 55,348,272,984.97 = 22,042,638,848.31 : x
  2. Step 2: Convert to fraction form
    40,106,482,354.65/55,348,272,984.97 = 22,042,638,848.31/x
  3. Step 3: Cross multiply
    40,106,482,354.65x = 55,348,272,984.97 × 22,042,638,848.31
  4. Step 4: Simplify right side
    40,106,482,354.65x = 1,220,021,992,285,256,286,208
  5. Step 5: Solve for x
    x = 1,220,021,992,285,256,286,208/40,106,482,354.65
  6. Step 6: Final answer
    x = 30,419,571,118.13

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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.