Home / 13,948,647,619.84-19,248,579,271.74-8,234,772,586.36

Finding the Fourth Proportional to 13,948,647,619.84, 19,248,579,271.74 and 8,234,772,586.36

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Solution

The fourth proportional to 13,948,647,619.84, 19,248,579,271.74 and 8,234,772,586.36 is: 11,363,658,845.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948,647,619.84 : 19,248,579,271.74 = 8,234,772,586.36 : x
  2. Step 2: Convert to fraction form
    13,948,647,619.84/19,248,579,271.74 = 8,234,772,586.36/x
  3. Step 3: Cross multiply
    13,948,647,619.84x = 19,248,579,271.74 × 8,234,772,586.36
  4. Step 4: Simplify right side
    13,948,647,619.84x = 158,507,672,913,301,897,216
  5. Step 5: Solve for x
    x = 158,507,672,913,301,897,216/13,948,647,619.84
  6. Step 6: Final answer
    x = 11,363,658,845.88

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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.