Home / 78,811,306.94-118,177,271.82-26,270,376.08

Finding the Fourth Proportional to 78,811,306.94, 118,177,271.82 and 26,270,376.08

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Solution

The fourth proportional to 78,811,306.94, 118,177,271.82 and 26,270,376.08 is: 39,392,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,811,306.94 : 118,177,271.82 = 26,270,376.08 : x
  2. Step 2: Convert to fraction form
    78,811,306.94/118,177,271.82 = 26,270,376.08/x
  3. Step 3: Cross multiply
    78,811,306.94x = 118,177,271.82 × 26,270,376.08
  4. Step 4: Simplify right side
    78,811,306.94x = 3,104,561,374,228,899.50
  5. Step 5: Solve for x
    x = 3,104,561,374,228,899.50/78,811,306.94
  6. Step 6: Final answer
    x = 39,392,334.61

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