Home / 210,699,710.73-290,766,222.90-116,620,392.02

Finding the Fourth Proportional to 210,699,710.73, 290,766,222.90 and 116,620,392.02

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Solution

The fourth proportional to 210,699,710.73, 290,766,222.90 and 116,620,392.02 is: 160,936,485.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,699,710.73 : 290,766,222.90 = 116,620,392.02 : x
  2. Step 2: Convert to fraction form
    210,699,710.73/290,766,222.90 = 116,620,392.02/x
  3. Step 3: Cross multiply
    210,699,710.73x = 290,766,222.90 × 116,620,392.02
  4. Step 4: Simplify right side
    210,699,710.73x = 33,909,270,898,735,768
  5. Step 5: Solve for x
    x = 33,909,270,898,735,768/210,699,710.73
  6. Step 6: Final answer
    x = 160,936,485.30

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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.