Home / 13,745,916,419.64-18,968,753,023.46-8,030,730,818.32

Finding the Fourth Proportional to 13,745,916,419.64, 18,968,753,023.46 and 8,030,730,818.32

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Solution

The fourth proportional to 13,745,916,419.64, 18,968,753,023.46 and 8,030,730,818.32 is: 11,082,051,195.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,916,419.64 : 18,968,753,023.46 = 8,030,730,818.32 : x
  2. Step 2: Convert to fraction form
    13,745,916,419.64/18,968,753,023.46 = 8,030,730,818.32/x
  3. Step 3: Cross multiply
    13,745,916,419.64x = 18,968,753,023.46 × 8,030,730,818.32
  4. Step 4: Simplify right side
    13,745,916,419.64x = 152,332,949,490,600,902,656
  5. Step 5: Solve for x
    x = 152,332,949,490,600,902,656/13,745,916,419.64
  6. Step 6: Final answer
    x = 11,082,051,195.43

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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.