Home / 13,463,257,369.80-20,194,886,054.70-7,884,402,328.20

Finding the Fourth Proportional to 13,463,257,369.80, 20,194,886,054.70 and 7,884,402,328.20

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Solution

The fourth proportional to 13,463,257,369.80, 20,194,886,054.70 and 7,884,402,328.20 is: 11,826,603,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463,257,369.80 : 20,194,886,054.70 = 7,884,402,328.20 : x
  2. Step 2: Convert to fraction form
    13,463,257,369.80/20,194,886,054.70 = 7,884,402,328.20/x
  3. Step 3: Cross multiply
    13,463,257,369.80x = 20,194,886,054.70 × 7,884,402,328.20
  4. Step 4: Simplify right side
    13,463,257,369.80x = 159,224,606,627,410,378,752
  5. Step 5: Solve for x
    x = 159,224,606,627,410,378,752/13,463,257,369.80
  6. Step 6: Final answer
    x = 11,826,603,492.30

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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.