Home / 211,429,161.93-291,774,234.56-118,611,662.67

Finding the Fourth Proportional to 211,429,161.93, 291,774,234.56 and 118,611,662.67

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Solution

The fourth proportional to 211,429,161.93, 291,774,234.56 and 118,611,662.67 is: 163,685,211.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,429,161.93 : 291,774,234.56 = 118,611,662.67 : x
  2. Step 2: Convert to fraction form
    211,429,161.93/291,774,234.56 = 118,611,662.67/x
  3. Step 3: Cross multiply
    211,429,161.93x = 291,774,234.56 × 118,611,662.67
  4. Step 4: Simplify right side
    211,429,161.93x = 34,607,827,086,322,792
  5. Step 5: Solve for x
    x = 34,607,827,086,322,792/211,429,161.93
  6. Step 6: Final answer
    x = 163,685,211.50

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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.