Home / 189,127,553.40-283,691,330.10-66,444,398.55

Finding the Fourth Proportional to 189,127,553.40, 283,691,330.10 and 66,444,398.55

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Solution

The fourth proportional to 189,127,553.40, 283,691,330.10 and 66,444,398.55 is: 99,666,597.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,127,553.40 : 283,691,330.10 = 66,444,398.55 : x
  2. Step 2: Convert to fraction form
    189,127,553.40/283,691,330.10 = 66,444,398.55/x
  3. Step 3: Cross multiply
    189,127,553.40x = 283,691,330.10 × 66,444,398.55
  4. Step 4: Simplify right side
    189,127,553.40x = 18,849,699,802,344,012
  5. Step 5: Solve for x
    x = 18,849,699,802,344,012/189,127,553.40
  6. Step 6: Final answer
    x = 99,666,597.83

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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.