Home / 14,731,201,438.98-20,329,066,140.93-7,957,019,983.56

Finding the Fourth Proportional to 14,731,201,438.98, 20,329,066,140.93 and 7,957,019,983.56

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Solution

The fourth proportional to 14,731,201,438.98, 20,329,066,140.93 and 7,957,019,983.56 is: 10,980,691,982.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731,201,438.98 : 20,329,066,140.93 = 7,957,019,983.56 : x
  2. Step 2: Convert to fraction form
    14,731,201,438.98/20,329,066,140.93 = 7,957,019,983.56/x
  3. Step 3: Cross multiply
    14,731,201,438.98x = 20,329,066,140.93 × 7,957,019,983.56
  4. Step 4: Simplify right side
    14,731,201,438.98x = 161,758,785,530,453,196,800
  5. Step 5: Solve for x
    x = 161,758,785,530,453,196,800/14,731,201,438.98
  6. Step 6: Final answer
    x = 10,980,691,982.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.