Home / 25,885,832,905.12-38,839,935,340.60-13,920,099,624.76

Finding the Fourth Proportional to 25,885,832,905.12, 38,839,935,340.60 and 13,920,099,624.76

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Solution

The fourth proportional to 25,885,832,905.12, 38,839,935,340.60 and 13,920,099,624.76 is: 20,886,164,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,885,832,905.12 : 38,839,935,340.60 = 13,920,099,624.76 : x
  2. Step 2: Convert to fraction form
    25,885,832,905.12/38,839,935,340.60 = 13,920,099,624.76/x
  3. Step 3: Cross multiply
    25,885,832,905.12x = 38,839,935,340.60 × 13,920,099,624.76
  4. Step 4: Simplify right side
    25,885,832,905.12x = 540,655,769,360,388,718,592
  5. Step 5: Solve for x
    x = 540,655,769,360,388,718,592/25,885,832,905.12
  6. Step 6: Final answer
    x = 20,886,164,696.42

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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.