Home / 15,662,639,833.20-21,614,445,301.55-8,526,107,822.45

Finding the Fourth Proportional to 15,662,639,833.20, 21,614,445,301.55 and 8,526,107,822.45

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Solution

The fourth proportional to 15,662,639,833.20, 21,614,445,301.55 and 8,526,107,822.45 is: 11,766,030,064.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662,639,833.20 : 21,614,445,301.55 = 8,526,107,822.45 : x
  2. Step 2: Convert to fraction form
    15,662,639,833.20/21,614,445,301.55 = 8,526,107,822.45/x
  3. Step 3: Cross multiply
    15,662,639,833.20x = 21,614,445,301.55 × 8,526,107,822.45
  4. Step 4: Simplify right side
    15,662,639,833.20x = 184,287,091,163,312,390,144
  5. Step 5: Solve for x
    x = 184,287,091,163,312,390,144/15,662,639,833.20
  6. Step 6: Final answer
    x = 11,766,030,064.27

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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.