Home / 243,031,708.75-335,386,907.36-133,021,059.79

Finding the Fourth Proportional to 243,031,708.75, 335,386,907.36 and 133,021,059.79

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Solution

The fourth proportional to 243,031,708.75, 335,386,907.36 and 133,021,059.79 is: 183,570,786.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,031,708.75 : 335,386,907.36 = 133,021,059.79 : x
  2. Step 2: Convert to fraction form
    243,031,708.75/335,386,907.36 = 133,021,059.79/x
  3. Step 3: Cross multiply
    243,031,708.75x = 335,386,907.36 × 133,021,059.79
  4. Step 4: Simplify right side
    243,031,708.75x = 44,613,521,856,717,752
  5. Step 5: Solve for x
    x = 44,613,521,856,717,752/243,031,708.75
  6. Step 6: Final answer
    x = 183,570,786.24

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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.