Home / 1,030,308,480-1,545,265,588.56-400,040,551.68

Finding the Fourth Proportional to 1,030,308,480, 1,545,265,588.56 and 400,040,551.68

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Solution

The fourth proportional to 1,030,308,480, 1,545,265,588.56 and 400,040,551.68 is: 599,984,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,308,480 : 1,545,265,588.56 = 400,040,551.68 : x
  2. Step 2: Convert to fraction form
    1,030,308,480/1,545,265,588.56 = 400,040,551.68/x
  3. Step 3: Cross multiply
    1,030,308,480x = 1,545,265,588.56 × 400,040,551.68
  4. Step 4: Simplify right side
    1,030,308,480x = 618,168,898,539,662,336
  5. Step 5: Solve for x
    x = 618,168,898,539,662,336/1,030,308,480
  6. Step 6: Final answer
    x = 599,984,286.78

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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.