Home / 210,116,433.76-315,652,947.52-152,003,360.40

Finding the Fourth Proportional to 210,116,433.76, 315,652,947.52 and 152,003,360.40

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Solution

The fourth proportional to 210,116,433.76, 315,652,947.52 and 152,003,360.40 is: 228,351,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,116,433.76 : 315,652,947.52 = 152,003,360.40 : x
  2. Step 2: Convert to fraction form
    210,116,433.76/315,652,947.52 = 152,003,360.40/x
  3. Step 3: Cross multiply
    210,116,433.76x = 315,652,947.52 × 152,003,360.40
  4. Step 4: Simplify right side
    210,116,433.76x = 47,980,308,743,204,848
  5. Step 5: Solve for x
    x = 47,980,308,743,204,848/210,116,433.76
  6. Step 6: Final answer
    x = 228,351,052.25

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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.