Home / 189,918,187.10-266,490,123.70-189,918,187.10

Finding the Fourth Proportional to 189,918,187.10, 266,490,123.70 and 189,918,187.10

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Solution

The fourth proportional to 189,918,187.10, 266,490,123.70 and 189,918,187.10 is: 266,490,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,918,187.10 : 266,490,123.70 = 189,918,187.10 : x
  2. Step 2: Convert to fraction form
    189,918,187.10/266,490,123.70 = 189,918,187.10/x
  3. Step 3: Cross multiply
    189,918,187.10x = 266,490,123.70 × 189,918,187.10
  4. Step 4: Simplify right side
    189,918,187.10x = 50,611,321,173,158,744
  5. Step 5: Solve for x
    x = 50,611,321,173,158,744/189,918,187.10
  6. Step 6: Final answer
    x = 266,490,123.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.