Home / 537,252,941.40-806,078,477.70-214,368,538.20

Finding the Fourth Proportional to 537,252,941.40, 806,078,477.70 and 214,368,538.20

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Solution

The fourth proportional to 537,252,941.40, 806,078,477.70 and 214,368,538.20 is: 321,632,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,252,941.40 : 806,078,477.70 = 214,368,538.20 : x
  2. Step 2: Convert to fraction form
    537,252,941.40/806,078,477.70 = 214,368,538.20/x
  3. Step 3: Cross multiply
    537,252,941.40x = 806,078,477.70 × 214,368,538.20
  4. Step 4: Simplify right side
    537,252,941.40x = 172,797,864,939,030,304
  5. Step 5: Solve for x
    x = 172,797,864,939,030,304/537,252,941.40
  6. Step 6: Final answer
    x = 321,632,236.18

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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.