Home / 236,327,756.40-354,252,486.15-139,233,485.70

Finding the Fourth Proportional to 236,327,756.40, 354,252,486.15 and 139,233,485.70

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Solution

The fourth proportional to 236,327,756.40, 354,252,486.15 and 139,233,485.70 is: 208,709,333.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,327,756.40 : 354,252,486.15 = 139,233,485.70 : x
  2. Step 2: Convert to fraction form
    236,327,756.40/354,252,486.15 = 139,233,485.70/x
  3. Step 3: Cross multiply
    236,327,756.40x = 354,252,486.15 × 139,233,485.70
  4. Step 4: Simplify right side
    236,327,756.40x = 49,323,808,464,555,464
  5. Step 5: Solve for x
    x = 49,323,808,464,555,464/236,327,756.40
  6. Step 6: Final answer
    x = 208,709,333.24

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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.