Home / 627,619,061.50-941,564,782.63-190,908,395.44

Finding the Fourth Proportional to 627,619,061.50, 941,564,782.63 and 190,908,395.44

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Solution

The fourth proportional to 627,619,061.50, 941,564,782.63 and 190,908,395.44 is: 286,404,019.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,619,061.50 : 941,564,782.63 = 190,908,395.44 : x
  2. Step 2: Convert to fraction form
    627,619,061.50/941,564,782.63 = 190,908,395.44/x
  3. Step 3: Cross multiply
    627,619,061.50x = 941,564,782.63 × 190,908,395.44
  4. Step 4: Simplify right side
    627,619,061.50x = 179,752,621,854,705,696
  5. Step 5: Solve for x
    x = 179,752,621,854,705,696/627,619,061.50
  6. Step 6: Final answer
    x = 286,404,019.38

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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.