Home / 341,087,932.80-470,855,064-217,494,737.28

Finding the Fourth Proportional to 341,087,932.80, 470,855,064 and 217,494,737.28

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Solution

The fourth proportional to 341,087,932.80, 470,855,064 and 217,494,737.28 is: 300,240,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,087,932.80 : 470,855,064 = 217,494,737.28 : x
  2. Step 2: Convert to fraction form
    341,087,932.80/470,855,064 = 217,494,737.28/x
  3. Step 3: Cross multiply
    341,087,932.80x = 470,855,064 × 217,494,737.28
  4. Step 4: Simplify right side
    341,087,932.80x = 102,408,498,441,637,584
  5. Step 5: Solve for x
    x = 102,408,498,441,637,584/341,087,932.80
  6. Step 6: Final answer
    x = 300,240,754.93

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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.