Home / 204,412,001.51-282,087,127.04-111,592,509.32

Finding the Fourth Proportional to 204,412,001.51, 282,087,127.04 and 111,592,509.32

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Solution

The fourth proportional to 204,412,001.51, 282,087,127.04 and 111,592,509.32 is: 153,996,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,412,001.51 : 282,087,127.04 = 111,592,509.32 : x
  2. Step 2: Convert to fraction form
    204,412,001.51/282,087,127.04 = 111,592,509.32/x
  3. Step 3: Cross multiply
    204,412,001.51x = 282,087,127.04 × 111,592,509.32
  4. Step 4: Simplify right side
    204,412,001.51x = 31,478,810,351,294,828
  5. Step 5: Solve for x
    x = 31,478,810,351,294,828/204,412,001.51
  6. Step 6: Final answer
    x = 153,996,879.44

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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.