Home / 194,918,140.42-292,374,455.44-47,366,784.90

Finding the Fourth Proportional to 194,918,140.42, 292,374,455.44 and 47,366,784.90

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Solution

The fourth proportional to 194,918,140.42, 292,374,455.44 and 47,366,784.90 is: 71,049,507.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,918,140.42 : 292,374,455.44 = 47,366,784.90 : x
  2. Step 2: Convert to fraction form
    194,918,140.42/292,374,455.44 = 47,366,784.90/x
  3. Step 3: Cross multiply
    194,918,140.42x = 292,374,455.44 × 47,366,784.90
  4. Step 4: Simplify right side
    194,918,140.42x = 13,848,837,941,081,114
  5. Step 5: Solve for x
    x = 13,848,837,941,081,114/194,918,140.42
  6. Step 6: Final answer
    x = 71,049,507.82

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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.