Home / 40,106,482,354.90-55,348,272,985.31-22,042,638,848.56

Finding the Fourth Proportional to 40,106,482,354.90, 55,348,272,985.31 and 22,042,638,848.56

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Solution

The fourth proportional to 40,106,482,354.90, 55,348,272,985.31 and 22,042,638,848.56 is: 30,419,571,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,106,482,354.90 : 55,348,272,985.31 = 22,042,638,848.56 : x
  2. Step 2: Convert to fraction form
    40,106,482,354.90/55,348,272,985.31 = 22,042,638,848.56/x
  3. Step 3: Cross multiply
    40,106,482,354.90x = 55,348,272,985.31 × 22,042,638,848.56
  4. Step 4: Simplify right side
    40,106,482,354.90x = 1,220,021,992,306,698,092,544
  5. Step 5: Solve for x
    x = 1,220,021,992,306,698,092,544/40,106,482,354.90
  6. Step 6: Final answer
    x = 30,419,571,118.48

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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.