Home / 573,697,564.38-858,765,002.27-310,728,981.06

Finding the Fourth Proportional to 573,697,564.38, 858,765,002.27 and 310,728,981.06

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Solution

The fourth proportional to 573,697,564.38, 858,765,002.27 and 310,728,981.06 is: 465,128,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,697,564.38 : 858,765,002.27 = 310,728,981.06 : x
  2. Step 2: Convert to fraction form
    573,697,564.38/858,765,002.27 = 310,728,981.06/x
  3. Step 3: Cross multiply
    573,697,564.38x = 858,765,002.27 × 310,728,981.06
  4. Step 4: Simplify right side
    573,697,564.38x = 266,843,174,123,792,032
  5. Step 5: Solve for x
    x = 266,843,174,123,792,032/573,697,564.38
  6. Step 6: Final answer
    x = 465,128,650.86

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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.