Home / 573,697,570.17-858,765,010.95-310,728,986.85

Finding the Fourth Proportional to 573,697,570.17, 858,765,010.95 and 310,728,986.85

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Solution

The fourth proportional to 573,697,570.17, 858,765,010.95 and 310,728,986.85 is: 465,128,659.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,697,570.17 : 858,765,010.95 = 310,728,986.85 : x
  2. Step 2: Convert to fraction form
    573,697,570.17/858,765,010.95 = 310,728,986.85/x
  3. Step 3: Cross multiply
    573,697,570.17x = 858,765,010.95 × 310,728,986.85
  4. Step 4: Simplify right side
    573,697,570.17x = 266,843,181,794,722,688
  5. Step 5: Solve for x
    x = 266,843,181,794,722,688/573,697,570.17
  6. Step 6: Final answer
    x = 465,128,659.54

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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.