Home / 670,284,001.24-1,005,415,911.42-301,558,568.74

Finding the Fourth Proportional to 670,284,001.24, 1,005,415,911.42 and 301,558,568.74

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Solution

The fourth proportional to 670,284,001.24, 1,005,415,911.42 and 301,558,568.74 is: 452,333,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,284,001.24 : 1,005,415,911.42 = 301,558,568.74 : x
  2. Step 2: Convert to fraction form
    670,284,001.24/1,005,415,911.42 = 301,558,568.74/x
  3. Step 3: Cross multiply
    670,284,001.24x = 1,005,415,911.42 × 301,558,568.74
  4. Step 4: Simplify right side
    670,284,001.24x = 303,191,783,236,237,824
  5. Step 5: Solve for x
    x = 303,191,783,236,237,824/670,284,001.24
  6. Step 6: Final answer
    x = 452,333,313.45

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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.