Home / 103,633,772.90-155,450,659.35-49,768,096.10

Finding the Fourth Proportional to 103,633,772.90, 155,450,659.35 and 49,768,096.10

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Solution

The fourth proportional to 103,633,772.90, 155,450,659.35 and 49,768,096.10 is: 74,652,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,633,772.90 : 155,450,659.35 = 49,768,096.10 : x
  2. Step 2: Convert to fraction form
    103,633,772.90/155,450,659.35 = 49,768,096.10/x
  3. Step 3: Cross multiply
    103,633,772.90x = 155,450,659.35 × 49,768,096.10
  4. Step 4: Simplify right side
    103,633,772.90x = 7,736,483,353,339,163
  5. Step 5: Solve for x
    x = 7,736,483,353,339,163/103,633,772.90
  6. Step 6: Final answer
    x = 74,652,144.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.