Home / 1,190,774,668,980-1,786,161,904,962-330,248,827,287.42

Finding the Fourth Proportional to 1,190,774,668,980, 1,786,161,904,962 and 330,248,827,287.42

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Solution

The fourth proportional to 1,190,774,668,980, 1,786,161,904,962 and 330,248,827,287.42 is: 495,373,213,610.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,774,668,980 : 1,786,161,904,962 = 330,248,827,287.42 : x
  2. Step 2: Convert to fraction form
    1,190,774,668,980/1,786,161,904,962 = 330,248,827,287.42/x
  3. Step 3: Cross multiply
    1,190,774,668,980x = 1,786,161,904,962 × 330,248,827,287.42
  4. Step 4: Simplify right side
    1,190,774,668,980x = 589,877,874,459,164,595,453,952
  5. Step 5: Solve for x
    x = 589,877,874,459,164,595,453,952/1,190,774,668,980
  6. Step 6: Final answer
    x = 495,373,213,610.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.