Home / 122,636,184.85-184,030,860.84-81,724,331.26

Finding the Fourth Proportional to 122,636,184.85, 184,030,860.84 and 81,724,331.26

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Solution

The fourth proportional to 122,636,184.85, 184,030,860.84 and 81,724,331.26 is: 122,637,531.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,636,184.85 : 184,030,860.84 = 81,724,331.26 : x
  2. Step 2: Convert to fraction form
    122,636,184.85/184,030,860.84 = 81,724,331.26/x
  3. Step 3: Cross multiply
    122,636,184.85x = 184,030,860.84 × 81,724,331.26
  4. Step 4: Simplify right side
    122,636,184.85x = 15,039,799,033,351,124
  5. Step 5: Solve for x
    x = 15,039,799,033,351,124/122,636,184.85
  6. Step 6: Final answer
    x = 122,637,531.91

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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.