Home / 189,017,434.40-283,526,151.60-45,410,266.40

Finding the Fourth Proportional to 189,017,434.40, 283,526,151.60 and 45,410,266.40

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Solution

The fourth proportional to 189,017,434.40, 283,526,151.60 and 45,410,266.40 is: 68,115,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,017,434.40 : 283,526,151.60 = 45,410,266.40 : x
  2. Step 2: Convert to fraction form
    189,017,434.40/283,526,151.60 = 45,410,266.40/x
  3. Step 3: Cross multiply
    189,017,434.40x = 283,526,151.60 × 45,410,266.40
  4. Step 4: Simplify right side
    189,017,434.40x = 12,874,998,075,522,786
  5. Step 5: Solve for x
    x = 12,874,998,075,522,786/189,017,434.40
  6. Step 6: Final answer
    x = 68,115,399.60

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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.