Home / 13,381,224,495.78-18,466,616,686.53-7,360,290,135.30

Finding the Fourth Proportional to 13,381,224,495.78, 18,466,616,686.53 and 7,360,290,135.30

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Solution

The fourth proportional to 13,381,224,495.78, 18,466,616,686.53 and 7,360,290,135.30 is: 10,157,490,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381,224,495.78 : 18,466,616,686.53 = 7,360,290,135.30 : x
  2. Step 2: Convert to fraction form
    13,381,224,495.78/18,466,616,686.53 = 7,360,290,135.30/x
  3. Step 3: Cross multiply
    13,381,224,495.78x = 18,466,616,686.53 × 7,360,290,135.30
  4. Step 4: Simplify right side
    13,381,224,495.78x = 135,919,656,630,233,120,768
  5. Step 5: Solve for x
    x = 135,919,656,630,233,120,768/13,381,224,495.78
  6. Step 6: Final answer
    x = 10,157,490,196.29

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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.