Home / 25,992,783,657.36-35,903,688,904.44-21,494,831,184.72

Finding the Fourth Proportional to 25,992,783,657.36, 35,903,688,904.44 and 21,494,831,184.72

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Solution

The fourth proportional to 25,992,783,657.36, 35,903,688,904.44 and 21,494,831,184.72 is: 29,690,691,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,992,783,657.36 : 35,903,688,904.44 = 21,494,831,184.72 : x
  2. Step 2: Convert to fraction form
    25,992,783,657.36/35,903,688,904.44 = 21,494,831,184.72/x
  3. Step 3: Cross multiply
    25,992,783,657.36x = 35,903,688,904.44 × 21,494,831,184.72
  4. Step 4: Simplify right side
    25,992,783,657.36x = 771,743,731,909,642,420,224
  5. Step 5: Solve for x
    x = 771,743,731,909,642,420,224/25,992,783,657.36
  6. Step 6: Final answer
    x = 29,690,691,927.53

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Double scale
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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.