Home / 51,445,677,201.50-77,159,956,652.76-15,581,907,495.12

Finding the Fourth Proportional to 51,445,677,201.50, 77,159,956,652.76 and 15,581,907,495.12

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Solution

The fourth proportional to 51,445,677,201.50, 77,159,956,652.76 and 15,581,907,495.12 is: 23,370,268,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445,677,201.50 : 77,159,956,652.76 = 15,581,907,495.12 : x
  2. Step 2: Convert to fraction form
    51,445,677,201.50/77,159,956,652.76 = 15,581,907,495.12/x
  3. Step 3: Cross multiply
    51,445,677,201.50x = 77,159,956,652.76 × 15,581,907,495.12
  4. Step 4: Simplify right side
    51,445,677,201.50x = 1,202,299,306,890,775,232,512
  5. Step 5: Solve for x
    x = 1,202,299,306,890,775,232,512/51,445,677,201.50
  6. Step 6: Final answer
    x = 23,370,268,840.70

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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.