Home / 103,839,494.94-155,713,801.41-49,267,643.58

Finding the Fourth Proportional to 103,839,494.94, 155,713,801.41 and 49,267,643.58

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Solution

The fourth proportional to 103,839,494.94, 155,713,801.41 and 49,267,643.58 is: 73,879,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,839,494.94 : 155,713,801.41 = 49,267,643.58 : x
  2. Step 2: Convert to fraction form
    103,839,494.94/155,713,801.41 = 49,267,643.58/x
  3. Step 3: Cross multiply
    103,839,494.94x = 155,713,801.41 × 49,267,643.58
  4. Step 4: Simplify right side
    103,839,494.94x = 7,671,652,068,354,781
  5. Step 5: Solve for x
    x = 7,671,652,068,354,781/103,839,494.94
  6. Step 6: Final answer
    x = 73,879,905.45

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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.