Home / 258,235,039,561.93-356,493,372,068.73-160,608,148,395.06

Finding the Fourth Proportional to 258,235,039,561.93, 356,493,372,068.73 and 160,608,148,395.06

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Solution

The fourth proportional to 258,235,039,561.93, 356,493,372,068.73 and 160,608,148,395.06 is: 221,719,486,635.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,235,039,561.93 : 356,493,372,068.73 = 160,608,148,395.06 : x
  2. Step 2: Convert to fraction form
    258,235,039,561.93/356,493,372,068.73 = 160,608,148,395.06/x
  3. Step 3: Cross multiply
    258,235,039,561.93x = 356,493,372,068.73 × 160,608,148,395.06
  4. Step 4: Simplify right side
    258,235,039,561.93x = 57,255,740,403,069,921,263,616
  5. Step 5: Solve for x
    x = 57,255,740,403,069,921,263,616/258,235,039,561.93
  6. Step 6: Final answer
    x = 221,719,486,635.89

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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.