Home / 51,445,677,148.42-77,159,956,573.53-15,581,907,441.88

Finding the Fourth Proportional to 51,445,677,148.42, 77,159,956,573.53 and 15,581,907,441.88

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Solution

The fourth proportional to 51,445,677,148.42, 77,159,956,573.53 and 15,581,907,441.88 is: 23,370,268,760.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445,677,148.42 : 77,159,956,573.53 = 15,581,907,441.88 : x
  2. Step 2: Convert to fraction form
    51,445,677,148.42/77,159,956,573.53 = 15,581,907,441.88/x
  3. Step 3: Cross multiply
    51,445,677,148.42x = 77,159,956,573.53 × 15,581,907,441.88
  4. Step 4: Simplify right side
    51,445,677,148.42x = 1,202,299,301,548,224,675,840
  5. Step 5: Solve for x
    x = 1,202,299,301,548,224,675,840/51,445,677,148.42
  6. Step 6: Final answer
    x = 23,370,268,760.96

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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.