Home / 105,255,283.22-145,244,917.09-61,199,156.47

Finding the Fourth Proportional to 105,255,283.22, 145,244,917.09 and 61,199,156.47

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Solution

The fourth proportional to 105,255,283.22, 145,244,917.09 and 61,199,156.47 is: 84,450,548.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,255,283.22 : 145,244,917.09 = 61,199,156.47 : x
  2. Step 2: Convert to fraction form
    105,255,283.22/145,244,917.09 = 61,199,156.47/x
  3. Step 3: Cross multiply
    105,255,283.22x = 145,244,917.09 × 61,199,156.47
  4. Step 4: Simplify right side
    105,255,283.22x = 8,888,866,406,736,863
  5. Step 5: Solve for x
    x = 8,888,866,406,736,863/105,255,283.22
  6. Step 6: Final answer
    x = 84,450,548.56

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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.