Home / 25,885,832,889.15-38,839,935,316.56-13,920,099,608.70

Finding the Fourth Proportional to 25,885,832,889.15, 38,839,935,316.56 and 13,920,099,608.70

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Solution

The fourth proportional to 25,885,832,889.15, 38,839,935,316.56 and 13,920,099,608.70 is: 20,886,164,672.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,885,832,889.15 : 38,839,935,316.56 = 13,920,099,608.70 : x
  2. Step 2: Convert to fraction form
    25,885,832,889.15/38,839,935,316.56 = 13,920,099,608.70/x
  3. Step 3: Cross multiply
    25,885,832,889.15x = 38,839,935,316.56 × 13,920,099,608.70
  4. Step 4: Simplify right side
    25,885,832,889.15x = 540,655,768,401,980,162,048
  5. Step 5: Solve for x
    x = 540,655,768,401,980,162,048/25,885,832,889.15
  6. Step 6: Final answer
    x = 20,886,164,672.28

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1.5x scale

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.