Home / 211,445,695.42-317,479,890.80-118,255,248.27

Finding the Fourth Proportional to 211,445,695.42, 317,479,890.80 and 118,255,248.27

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Solution

The fourth proportional to 211,445,695.42, 317,479,890.80 and 118,255,248.27 is: 177,556,999.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,445,695.42 : 317,479,890.80 = 118,255,248.27 : x
  2. Step 2: Convert to fraction form
    211,445,695.42/317,479,890.80 = 118,255,248.27/x
  3. Step 3: Cross multiply
    211,445,695.42x = 317,479,890.80 × 118,255,248.27
  4. Step 4: Simplify right side
    211,445,695.42x = 37,543,663,307,582,128
  5. Step 5: Solve for x
    x = 37,543,663,307,582,128/211,445,695.42
  6. Step 6: Final answer
    x = 177,556,999.84

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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.