Home / 103,076,431.40-154,611,147.90-26,400,211.40

Finding the Fourth Proportional to 103,076,431.40, 154,611,147.90 and 26,400,211.40

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Solution

The fourth proportional to 103,076,431.40, 154,611,147.90 and 26,400,211.40 is: 39,599,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,076,431.40 : 154,611,147.90 = 26,400,211.40 : x
  2. Step 2: Convert to fraction form
    103,076,431.40/154,611,147.90 = 26,400,211.40/x
  3. Step 3: Cross multiply
    103,076,431.40x = 154,611,147.90 × 26,400,211.40
  4. Step 4: Simplify right side
    103,076,431.40x = 4,081,766,989,356,666
  5. Step 5: Solve for x
    x = 4,081,766,989,356,666/103,076,431.40
  6. Step 6: Final answer
    x = 39,599,420.88

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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.