Home / 18,242,543,987.76-25,177,353,695.22-10,214,401,892.16

Finding the Fourth Proportional to 18,242,543,987.76, 25,177,353,695.22 and 10,214,401,892.16

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Solution

The fourth proportional to 18,242,543,987.76, 25,177,353,695.22 and 10,214,401,892.16 is: 14,097,354,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,242,543,987.76 : 25,177,353,695.22 = 10,214,401,892.16 : x
  2. Step 2: Convert to fraction form
    18,242,543,987.76/25,177,353,695.22 = 10,214,401,892.16/x
  3. Step 3: Cross multiply
    18,242,543,987.76x = 25,177,353,695.22 × 10,214,401,892.16
  4. Step 4: Simplify right side
    18,242,543,987.76x = 257,171,609,224,036,745,216
  5. Step 5: Solve for x
    x = 257,171,609,224,036,745,216/18,242,543,987.76
  6. Step 6: Final answer
    x = 14,097,354,480.64

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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.