Home / 5,286,409,666.60-7,295,453,490.96-2,907,768,931.60

Finding the Fourth Proportional to 5,286,409,666.60, 7,295,453,490.96 and 2,907,768,931.60

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Solution

The fourth proportional to 5,286,409,666.60, 7,295,453,490.96 and 2,907,768,931.60 is: 4,012,835,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,409,666.60 : 7,295,453,490.96 = 2,907,768,931.60 : x
  2. Step 2: Convert to fraction form
    5,286,409,666.60/7,295,453,490.96 = 2,907,768,931.60/x
  3. Step 3: Cross multiply
    5,286,409,666.60x = 7,295,453,490.96 × 2,907,768,931.60
  4. Step 4: Simplify right side
    5,286,409,666.60x = 21,213,493,002,946,248,704
  5. Step 5: Solve for x
    x = 21,213,493,002,946,248,704/5,286,409,666.60
  6. Step 6: Final answer
    x = 4,012,835,618.28

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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.