Home / 1,964,011,429.69-2,946,405,244.08-720,453,440.01

Finding the Fourth Proportional to 1,964,011,429.69, 2,946,405,244.08 and 720,453,440.01

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Solution

The fourth proportional to 1,964,011,429.69, 2,946,405,244.08 and 720,453,440.01 is: 1,080,822,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,011,429.69 : 2,946,405,244.08 = 720,453,440.01 : x
  2. Step 2: Convert to fraction form
    1,964,011,429.69/2,946,405,244.08 = 720,453,440.01/x
  3. Step 3: Cross multiply
    1,964,011,429.69x = 2,946,405,244.08 × 720,453,440.01
  4. Step 4: Simplify right side
    1,964,011,429.69x = 2,122,747,793,774,696,704
  5. Step 5: Solve for x
    x = 2,122,747,793,774,696,704/1,964,011,429.69
  6. Step 6: Final answer
    x = 1,080,822,525.62

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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.