Home / 1,277,154,023.10-1,915,731,034.65-1,255,630,662.60

Finding the Fourth Proportional to 1,277,154,023.10, 1,915,731,034.65 and 1,255,630,662.60

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Solution

The fourth proportional to 1,277,154,023.10, 1,915,731,034.65 and 1,255,630,662.60 is: 1,883,445,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,154,023.10 : 1,915,731,034.65 = 1,255,630,662.60 : x
  2. Step 2: Convert to fraction form
    1,277,154,023.10/1,915,731,034.65 = 1,255,630,662.60/x
  3. Step 3: Cross multiply
    1,277,154,023.10x = 1,915,731,034.65 × 1,255,630,662.60
  4. Step 4: Simplify right side
    1,277,154,023.10x = 2,405,450,628,400,963,072
  5. Step 5: Solve for x
    x = 2,405,450,628,400,963,072/1,277,154,023.10
  6. Step 6: Final answer
    x = 1,883,445,993.90

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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.