Home / 14,118,173,663.79-21,172,311,008.31-4,166,962,196.43

Finding the Fourth Proportional to 14,118,173,663.79, 21,172,311,008.31 and 4,166,962,196.43

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Solution

The fourth proportional to 14,118,173,663.79, 21,172,311,008.31 and 4,166,962,196.43 is: 6,248,982,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,118,173,663.79 : 21,172,311,008.31 = 4,166,962,196.43 : x
  2. Step 2: Convert to fraction form
    14,118,173,663.79/21,172,311,008.31 = 4,166,962,196.43/x
  3. Step 3: Cross multiply
    14,118,173,663.79x = 21,172,311,008.31 × 4,166,962,196.43
  4. Step 4: Simplify right side
    14,118,173,663.79x = 88,224,219,582,686,511,104
  5. Step 5: Solve for x
    x = 88,224,219,582,686,511,104/14,118,173,663.79
  6. Step 6: Final answer
    x = 6,248,982,459.32

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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.