Home / 39,159,588,037.56-58,739,308,735.38-12,270,214,336.20

Finding the Fourth Proportional to 39,159,588,037.56, 58,739,308,735.38 and 12,270,214,336.20

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Solution

The fourth proportional to 39,159,588,037.56, 58,739,308,735.38 and 12,270,214,336.20 is: 18,405,298,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,159,588,037.56 : 58,739,308,735.38 = 12,270,214,336.20 : x
  2. Step 2: Convert to fraction form
    39,159,588,037.56/58,739,308,735.38 = 12,270,214,336.20/x
  3. Step 3: Cross multiply
    39,159,588,037.56x = 58,739,308,735.38 × 12,270,214,336.20
  4. Step 4: Simplify right side
    39,159,588,037.56x = 720,743,908,143,337,570,304
  5. Step 5: Solve for x
    x = 720,743,908,143,337,570,304/39,159,588,037.56
  6. Step 6: Final answer
    x = 18,405,298,530.01

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1.5x scale

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.