Home / 341,820,266.94-512,113,927.77-210,433,879.98

Finding the Fourth Proportional to 341,820,266.94, 512,113,927.77 and 210,433,879.98

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Solution

The fourth proportional to 341,820,266.94, 512,113,927.77 and 210,433,879.98 is: 315,271,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,820,266.94 : 512,113,927.77 = 210,433,879.98 : x
  2. Step 2: Convert to fraction form
    341,820,266.94/512,113,927.77 = 210,433,879.98/x
  3. Step 3: Cross multiply
    341,820,266.94x = 512,113,927.77 × 210,433,879.98
  4. Step 4: Simplify right side
    341,820,266.94x = 107,766,120,812,438,560
  5. Step 5: Solve for x
    x = 107,766,120,812,438,560/341,820,266.94
  6. Step 6: Final answer
    x = 315,271,302.60

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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.