Home / 180,877,746.36-271,437,563.88-77,271,164.28

Finding the Fourth Proportional to 180,877,746.36, 271,437,563.88 and 77,271,164.28

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Solution

The fourth proportional to 180,877,746.36, 271,437,563.88 and 77,271,164.28 is: 115,958,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,877,746.36 : 271,437,563.88 = 77,271,164.28 : x
  2. Step 2: Convert to fraction form
    180,877,746.36/271,437,563.88 = 77,271,164.28/x
  3. Step 3: Cross multiply
    180,877,746.36x = 271,437,563.88 × 77,271,164.28
  4. Step 4: Simplify right side
    180,877,746.36x = 20,974,296,590,334,476
  5. Step 5: Solve for x
    x = 20,974,296,590,334,476/180,877,746.36
  6. Step 6: Final answer
    x = 115,958,413.97

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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.