Home / 25,621,416,550.70-38,432,124,826.05-15,703,452,032.30

Finding the Fourth Proportional to 25,621,416,550.70, 38,432,124,826.05 and 15,703,452,032.30

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Solution

The fourth proportional to 25,621,416,550.70, 38,432,124,826.05 and 15,703,452,032.30 is: 23,555,178,048.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,621,416,550.70 : 38,432,124,826.05 = 15,703,452,032.30 : x
  2. Step 2: Convert to fraction form
    25,621,416,550.70/38,432,124,826.05 = 15,703,452,032.30/x
  3. Step 3: Cross multiply
    25,621,416,550.70x = 38,432,124,826.05 × 15,703,452,032.30
  4. Step 4: Simplify right side
    25,621,416,550.70x = 603,517,028,705,242,185,728
  5. Step 5: Solve for x
    x = 603,517,028,705,242,185,728/25,621,416,550.70
  6. Step 6: Final answer
    x = 23,555,178,048.45

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Double scale
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Similar ratio
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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.