Home / 194,918,135.91-292,374,448.70-47,366,780.38

Finding the Fourth Proportional to 194,918,135.91, 292,374,448.70 and 47,366,780.38

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Solution

The fourth proportional to 194,918,135.91, 292,374,448.70 and 47,366,780.38 is: 71,049,501.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,918,135.91 : 292,374,448.70 = 47,366,780.38 : x
  2. Step 2: Convert to fraction form
    194,918,135.91/292,374,448.70 = 47,366,780.38/x
  3. Step 3: Cross multiply
    194,918,135.91x = 292,374,448.70 × 47,366,780.38
  4. Step 4: Simplify right side
    194,918,135.91x = 13,848,836,300,973,312
  5. Step 5: Solve for x
    x = 13,848,836,300,973,312/194,918,135.91
  6. Step 6: Final answer
    x = 71,049,501.05

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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.