Home / 620,589,019.04-930,603,395.72-177,830,427.08

Finding the Fourth Proportional to 620,589,019.04, 930,603,395.72 and 177,830,427.08

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Solution

The fourth proportional to 620,589,019.04, 930,603,395.72 and 177,830,427.08 is: 266,665,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,589,019.04 : 930,603,395.72 = 177,830,427.08 : x
  2. Step 2: Convert to fraction form
    620,589,019.04/930,603,395.72 = 177,830,427.08/x
  3. Step 3: Cross multiply
    620,589,019.04x = 930,603,395.72 × 177,830,427.08
  4. Step 4: Simplify right side
    620,589,019.04x = 165,489,599,305,756,928
  5. Step 5: Solve for x
    x = 165,489,599,305,756,928/620,589,019.04
  6. Step 6: Final answer
    x = 266,665,368.27

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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.