Home / 149,131,648.20-223,705,443.78-46,903,657.32

Finding the Fourth Proportional to 149,131,648.20, 223,705,443.78 and 46,903,657.32

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Solution

The fourth proportional to 149,131,648.20, 223,705,443.78 and 46,903,657.32 is: 70,357,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,131,648.20 : 223,705,443.78 = 46,903,657.32 : x
  2. Step 2: Convert to fraction form
    149,131,648.20/223,705,443.78 = 46,903,657.32/x
  3. Step 3: Cross multiply
    149,131,648.20x = 223,705,443.78 × 46,903,657.32
  4. Step 4: Simplify right side
    149,131,648.20x = 10,492,603,475,675,646
  5. Step 5: Solve for x
    x = 10,492,603,475,675,646/149,131,648.20
  6. Step 6: Final answer
    x = 70,357,993.10

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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.