Home / 965,489,024.40-1,448,233,536.60-319,256,768.40

Finding the Fourth Proportional to 965,489,024.40, 1,448,233,536.60 and 319,256,768.40

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Solution

The fourth proportional to 965,489,024.40, 1,448,233,536.60 and 319,256,768.40 is: 478,885,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,489,024.40 : 1,448,233,536.60 = 319,256,768.40 : x
  2. Step 2: Convert to fraction form
    965,489,024.40/1,448,233,536.60 = 319,256,768.40/x
  3. Step 3: Cross multiply
    965,489,024.40x = 1,448,233,536.60 × 319,256,768.40
  4. Step 4: Simplify right side
    965,489,024.40x = 462,358,358,783,419,072
  5. Step 5: Solve for x
    x = 462,358,358,783,419,072/965,489,024.40
  6. Step 6: Final answer
    x = 478,885,152.60

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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.