Home / 18,282,677,489.64-25,204,590,866.88-12,262,258,749.96

Finding the Fourth Proportional to 18,282,677,489.64, 25,204,590,866.88 and 12,262,258,749.96

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Solution

The fourth proportional to 18,282,677,489.64, 25,204,590,866.88 and 12,262,258,749.96 is: 16,904,811,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282,677,489.64 : 25,204,590,866.88 = 12,262,258,749.96 : x
  2. Step 2: Convert to fraction form
    18,282,677,489.64/25,204,590,866.88 = 12,262,258,749.96/x
  3. Step 3: Cross multiply
    18,282,677,489.64x = 25,204,590,866.88 × 12,262,258,749.96
  4. Step 4: Simplify right side
    18,282,677,489.64x = 309,065,214,896,561,192,960
  5. Step 5: Solve for x
    x = 309,065,214,896,561,192,960/18,282,677,489.64
  6. Step 6: Final answer
    x = 16,904,811,402.58

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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.