Home / 354,724,278.40-532,263,364.80-201,488,003.20

Finding the Fourth Proportional to 354,724,278.40, 532,263,364.80 and 201,488,003.20

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Solution

The fourth proportional to 354,724,278.40, 532,263,364.80 and 201,488,003.20 is: 302,332,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,724,278.40 : 532,263,364.80 = 201,488,003.20 : x
  2. Step 2: Convert to fraction form
    354,724,278.40/532,263,364.80 = 201,488,003.20/x
  3. Step 3: Cross multiply
    354,724,278.40x = 532,263,364.80 × 201,488,003.20
  4. Step 4: Simplify right side
    354,724,278.40x = 107,244,682,550,065,168
  5. Step 5: Solve for x
    x = 107,244,682,550,065,168/354,724,278.40
  6. Step 6: Final answer
    x = 302,332,513.11

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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.