Home / 993,601,532.94-1,371,137,954.28-570,284,872.56

Finding the Fourth Proportional to 993,601,532.94, 1,371,137,954.28 and 570,284,872.56

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Solution

The fourth proportional to 993,601,532.94, 1,371,137,954.28 and 570,284,872.56 is: 786,974,664.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,601,532.94 : 1,371,137,954.28 = 570,284,872.56 : x
  2. Step 2: Convert to fraction form
    993,601,532.94/1,371,137,954.28 = 570,284,872.56/x
  3. Step 3: Cross multiply
    993,601,532.94x = 1,371,137,954.28 × 570,284,872.56
  4. Step 4: Simplify right side
    993,601,532.94x = 781,939,233,518,748,800
  5. Step 5: Solve for x
    x = 781,939,233,518,748,800/993,601,532.94
  6. Step 6: Final answer
    x = 786,974,664.99

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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.