Home / 211,766,934.72-292,245,458.40-117,685,047.41

Finding the Fourth Proportional to 211,766,934.72, 292,245,458.40 and 117,685,047.41

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Solution

The fourth proportional to 211,766,934.72, 292,245,458.40 and 117,685,047.41 is: 162,409,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,766,934.72 : 292,245,458.40 = 117,685,047.41 : x
  2. Step 2: Convert to fraction form
    211,766,934.72/292,245,458.40 = 117,685,047.41/x
  3. Step 3: Cross multiply
    211,766,934.72x = 292,245,458.40 × 117,685,047.41
  4. Step 4: Simplify right side
    211,766,934.72x = 34,392,920,625,699,952
  5. Step 5: Solve for x
    x = 34,392,920,625,699,952/211,766,934.72
  6. Step 6: Final answer
    x = 162,409,304.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.