Home / 236,288,900.40-354,433,350.60-139,144,887.60

Finding the Fourth Proportional to 236,288,900.40, 354,433,350.60 and 139,144,887.60

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Solution

The fourth proportional to 236,288,900.40, 354,433,350.60 and 139,144,887.60 is: 208,717,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,288,900.40 : 354,433,350.60 = 139,144,887.60 : x
  2. Step 2: Convert to fraction form
    236,288,900.40/354,433,350.60 = 139,144,887.60/x
  3. Step 3: Cross multiply
    236,288,900.40x = 354,433,350.60 × 139,144,887.60
  4. Step 4: Simplify right side
    236,288,900.40x = 49,317,588,730,928,392
  5. Step 5: Solve for x
    x = 49,317,588,730,928,392/236,288,900.40
  6. Step 6: Final answer
    x = 208,717,331.40

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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.