Home / 119,012,989.10-164,232,396.65-66,093,056.60

Finding the Fourth Proportional to 119,012,989.10, 164,232,396.65 and 66,093,056.60

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Solution

The fourth proportional to 119,012,989.10, 164,232,396.65 and 66,093,056.60 is: 91,205,348.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,012,989.10 : 164,232,396.65 = 66,093,056.60 : x
  2. Step 2: Convert to fraction form
    119,012,989.10/164,232,396.65 = 66,093,056.60/x
  3. Step 3: Cross multiply
    119,012,989.10x = 164,232,396.65 × 66,093,056.60
  4. Step 4: Simplify right side
    119,012,989.10x = 10,854,621,086,686,172
  5. Step 5: Solve for x
    x = 10,854,621,086,686,172/119,012,989.10
  6. Step 6: Final answer
    x = 91,205,348.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.