Home / 1,360,315,091.80-2,040,472,637.70-671,567,555.80

Finding the Fourth Proportional to 1,360,315,091.80, 2,040,472,637.70 and 671,567,555.80

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Solution

The fourth proportional to 1,360,315,091.80, 2,040,472,637.70 and 671,567,555.80 is: 1,007,351,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,315,091.80 : 2,040,472,637.70 = 671,567,555.80 : x
  2. Step 2: Convert to fraction form
    1,360,315,091.80/2,040,472,637.70 = 671,567,555.80/x
  3. Step 3: Cross multiply
    1,360,315,091.80x = 2,040,472,637.70 × 671,567,555.80
  4. Step 4: Simplify right side
    1,360,315,091.80x = 1,370,315,221,976,967,936
  5. Step 5: Solve for x
    x = 1,370,315,221,976,967,936/1,360,315,091.80
  6. Step 6: Final answer
    x = 1,007,351,333.70

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Double scale
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Similar ratio
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1.5x scale

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.