Home / 669,104,386.65-1,003,311,967.10-300,323,192.00

Finding the Fourth Proportional to 669,104,386.65, 1,003,311,967.10 and 300,323,192.00

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Solution

The fourth proportional to 669,104,386.65, 1,003,311,967.10 and 300,323,192.00 is: 450,330,110.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,104,386.65 : 1,003,311,967.10 = 300,323,192.00 : x
  2. Step 2: Convert to fraction form
    669,104,386.65/1,003,311,967.10 = 300,323,192.00/x
  3. Step 3: Cross multiply
    669,104,386.65x = 1,003,311,967.10 × 300,323,192.00
  4. Step 4: Simplify right side
    669,104,386.65x = 301,317,852,524,752,832
  5. Step 5: Solve for x
    x = 301,317,852,524,752,832/669,104,386.65
  6. Step 6: Final answer
    x = 450,330,110.72

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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.