Home / 247,526,415.60-371,289,623.40-190,903,311.60

Finding the Fourth Proportional to 247,526,415.60, 371,289,623.40 and 190,903,311.60

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Solution

The fourth proportional to 247,526,415.60, 371,289,623.40 and 190,903,311.60 is: 286,354,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,526,415.60 : 371,289,623.40 = 190,903,311.60 : x
  2. Step 2: Convert to fraction form
    247,526,415.60/371,289,623.40 = 190,903,311.60/x
  3. Step 3: Cross multiply
    247,526,415.60x = 371,289,623.40 × 190,903,311.60
  4. Step 4: Simplify right side
    247,526,415.60x = 70,880,418,669,776,848
  5. Step 5: Solve for x
    x = 70,880,418,669,776,848/247,526,415.60
  6. Step 6: Final answer
    x = 286,354,967.40

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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.