Home / 344,135,999.60-516,203,999.40-306,512,601.20

Finding the Fourth Proportional to 344,135,999.60, 516,203,999.40 and 306,512,601.20

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Solution

The fourth proportional to 344,135,999.60, 516,203,999.40 and 306,512,601.20 is: 459,768,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,135,999.60 : 516,203,999.40 = 306,512,601.20 : x
  2. Step 2: Convert to fraction form
    344,135,999.60/516,203,999.40 = 306,512,601.20/x
  3. Step 3: Cross multiply
    344,135,999.60x = 516,203,999.40 × 306,512,601.20
  4. Step 4: Simplify right side
    344,135,999.60x = 158,223,030,605,937,216
  5. Step 5: Solve for x
    x = 158,223,030,605,937,216/344,135,999.60
  6. Step 6: Final answer
    x = 459,768,901.80

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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.