Home / 13,524,531,563.54-18,656,099,300.10-8,435,059,547.72

Finding the Fourth Proportional to 13,524,531,563.54, 18,656,099,300.10 and 8,435,059,547.72

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Solution

The fourth proportional to 13,524,531,563.54, 18,656,099,300.10 and 8,435,059,547.72 is: 11,635,545,954.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,531,563.54 : 18,656,099,300.10 = 8,435,059,547.72 : x
  2. Step 2: Convert to fraction form
    13,524,531,563.54/18,656,099,300.10 = 8,435,059,547.72/x
  3. Step 3: Cross multiply
    13,524,531,563.54x = 18,656,099,300.10 × 8,435,059,547.72
  4. Step 4: Simplify right side
    13,524,531,563.54x = 157,365,308,524,520,898,560
  5. Step 5: Solve for x
    x = 157,365,308,524,520,898,560/13,524,531,563.54
  6. Step 6: Final answer
    x = 11,635,545,954.79

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1.5x scale

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.