Home / 13,979,053,354.92-20,968,658,424.54-4,662,775,707.72

Finding the Fourth Proportional to 13,979,053,354.92, 20,968,658,424.54 and 4,662,775,707.72

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Solution

The fourth proportional to 13,979,053,354.92, 20,968,658,424.54 and 4,662,775,707.72 is: 6,994,189,709.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,053,354.92 : 20,968,658,424.54 = 4,662,775,707.72 : x
  2. Step 2: Convert to fraction form
    13,979,053,354.92/20,968,658,424.54 = 4,662,775,707.72/x
  3. Step 3: Cross multiply
    13,979,053,354.92x = 20,968,658,424.54 × 4,662,775,707.72
  4. Step 4: Simplify right side
    13,979,053,354.92x = 97,772,151,125,423,456,256
  5. Step 5: Solve for x
    x = 97,772,151,125,423,456,256/13,979,053,354.92
  6. Step 6: Final answer
    x = 6,994,189,709.64

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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.