Home / 201,042,285.12-277,450,204.38-151,395,066.90

Finding the Fourth Proportional to 201,042,285.12, 277,450,204.38 and 151,395,066.90

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Solution

The fourth proportional to 201,042,285.12, 277,450,204.38 and 151,395,066.90 is: 208,934,116.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,042,285.12 : 277,450,204.38 = 151,395,066.90 : x
  2. Step 2: Convert to fraction form
    201,042,285.12/277,450,204.38 = 151,395,066.90/x
  3. Step 3: Cross multiply
    201,042,285.12x = 277,450,204.38 × 151,395,066.90
  4. Step 4: Simplify right side
    201,042,285.12x = 42,004,592,253,528,776
  5. Step 5: Solve for x
    x = 42,004,592,253,528,776/201,042,285.12
  6. Step 6: Final answer
    x = 208,934,116.66

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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.