Home / 228,864,364.80-343,296,547.20-218,247,532.80

Finding the Fourth Proportional to 228,864,364.80, 343,296,547.20 and 218,247,532.80

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Solution

The fourth proportional to 228,864,364.80, 343,296,547.20 and 218,247,532.80 is: 327,371,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,864,364.80 : 343,296,547.20 = 218,247,532.80 : x
  2. Step 2: Convert to fraction form
    228,864,364.80/343,296,547.20 = 218,247,532.80/x
  3. Step 3: Cross multiply
    228,864,364.80x = 343,296,547.20 × 218,247,532.80
  4. Step 4: Simplify right side
    228,864,364.80x = 74,923,624,445,158,752
  5. Step 5: Solve for x
    x = 74,923,624,445,158,752/228,864,364.80
  6. Step 6: Final answer
    x = 327,371,299.20

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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.