Home / 21,890,256,928.39-32,826,896,411.05-7,529,234,728

Finding the Fourth Proportional to 21,890,256,928.39, 32,826,896,411.05 and 7,529,234,728

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Solution

The fourth proportional to 21,890,256,928.39, 32,826,896,411.05 and 7,529,234,728 is: 11,290,932,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,890,256,928.39 : 32,826,896,411.05 = 7,529,234,728 : x
  2. Step 2: Convert to fraction form
    21,890,256,928.39/32,826,896,411.05 = 7,529,234,728/x
  3. Step 3: Cross multiply
    21,890,256,928.39x = 32,826,896,411.05 × 7,529,234,728
  4. Step 4: Simplify right side
    21,890,256,928.39x = 247,161,408,470,536,224,768
  5. Step 5: Solve for x
    x = 247,161,408,470,536,224,768/21,890,256,928.39
  6. Step 6: Final answer
    x = 11,290,932,275.44

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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.