Home / 894,603,588.48-1,234,561,528.86-492,726,448.20

Finding the Fourth Proportional to 894,603,588.48, 1,234,561,528.86 and 492,726,448.20

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Solution

The fourth proportional to 894,603,588.48, 1,234,561,528.86 and 492,726,448.20 is: 679,967,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,603,588.48 : 1,234,561,528.86 = 492,726,448.20 : x
  2. Step 2: Convert to fraction form
    894,603,588.48/1,234,561,528.86 = 492,726,448.20/x
  3. Step 3: Cross multiply
    894,603,588.48x = 1,234,561,528.86 × 492,726,448.20
  4. Step 4: Simplify right side
    894,603,588.48x = 608,301,117,199,549,568
  5. Step 5: Solve for x
    x = 608,301,117,199,549,568/894,603,588.48
  6. Step 6: Final answer
    x = 679,967,222.39

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Double scale
Find fourth proportional to 894,603,589.48, 1,234,561,530.24 and 492,726,449.20
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.