Home / 385,819,473,986.37-532,431,315,513.30-214,537,728,002.98

Finding the Fourth Proportional to 385,819,473,986.37, 532,431,315,513.30 and 214,537,728,002.98

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Solution

The fourth proportional to 385,819,473,986.37, 532,431,315,513.30 and 214,537,728,002.98 is: 296,062,310,094.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,819,473,986.37 : 532,431,315,513.30 = 214,537,728,002.98 : x
  2. Step 2: Convert to fraction form
    385,819,473,986.37/532,431,315,513.30 = 214,537,728,002.98/x
  3. Step 3: Cross multiply
    385,819,473,986.37x = 532,431,315,513.30 × 214,537,728,002.98
  4. Step 4: Simplify right side
    385,819,473,986.37x = 114,226,604,747,861,182,644,224
  5. Step 5: Solve for x
    x = 114,226,604,747,861,182,644,224/385,819,473,986.37
  6. Step 6: Final answer
    x = 296,062,310,094.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.