Home / 216,011,647.43-298,096,858.08-116,892,384.06

Finding the Fourth Proportional to 216,011,647.43, 298,096,858.08 and 116,892,384.06

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Solution

The fourth proportional to 216,011,647.43, 298,096,858.08 and 116,892,384.06 is: 161,311,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,011,647.43 : 298,096,858.08 = 116,892,384.06 : x
  2. Step 2: Convert to fraction form
    216,011,647.43/298,096,858.08 = 116,892,384.06/x
  3. Step 3: Cross multiply
    216,011,647.43x = 298,096,858.08 × 116,892,384.06
  4. Step 4: Simplify right side
    216,011,647.43x = 34,845,252,421,766,672
  5. Step 5: Solve for x
    x = 34,845,252,421,766,672/216,011,647.43
  6. Step 6: Final answer
    x = 161,311,914.60

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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.