Home / 88,038,970.60-131,939,016.54-49,681,517.80

Finding the Fourth Proportional to 88,038,970.60, 131,939,016.54 and 49,681,517.80

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Solution

The fourth proportional to 88,038,970.60, 131,939,016.54 and 49,681,517.80 is: 74,454,875.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,038,970.60 : 131,939,016.54 = 49,681,517.80 : x
  2. Step 2: Convert to fraction form
    88,038,970.60/131,939,016.54 = 49,681,517.80/x
  3. Step 3: Cross multiply
    88,038,970.60x = 131,939,016.54 × 49,681,517.80
  4. Step 4: Simplify right side
    88,038,970.60x = 6,554,930,598,746,504
  5. Step 5: Solve for x
    x = 6,554,930,598,746,504/88,038,970.60
  6. Step 6: Final answer
    x = 74,454,875.54

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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.