Home / 103,450,904.58-142,796,842.58-61,648,078.46

Finding the Fourth Proportional to 103,450,904.58, 142,796,842.58 and 61,648,078.46

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Solution

The fourth proportional to 103,450,904.58, 142,796,842.58 and 61,648,078.46 is: 85,094,963.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,450,904.58 : 142,796,842.58 = 61,648,078.46 : x
  2. Step 2: Convert to fraction form
    103,450,904.58/142,796,842.58 = 61,648,078.46/x
  3. Step 3: Cross multiply
    103,450,904.58x = 142,796,842.58 × 61,648,078.46
  4. Step 4: Simplify right side
    103,450,904.58x = 8,803,150,954,652,245
  5. Step 5: Solve for x
    x = 8,803,150,954,652,245/103,450,904.58
  6. Step 6: Final answer
    x = 85,094,963.55

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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.