Home / 103,565,554.56-155,351,131.20-26,886,885.12

Finding the Fourth Proportional to 103,565,554.56, 155,351,131.20 and 26,886,885.12

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Solution

The fourth proportional to 103,565,554.56, 155,351,131.20 and 26,886,885.12 is: 40,331,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,565,554.56 : 155,351,131.20 = 26,886,885.12 : x
  2. Step 2: Convert to fraction form
    103,565,554.56/155,351,131.20 = 26,886,885.12/x
  3. Step 3: Cross multiply
    103,565,554.56x = 155,351,131.20 × 26,886,885.12
  4. Step 4: Simplify right side
    103,565,554.56x = 4,176,908,017,836,447.50
  5. Step 5: Solve for x
    x = 4,176,908,017,836,447.50/103,565,554.56
  6. Step 6: Final answer
    x = 40,331,054.43

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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.