Home / 804,303,527.40-1,206,455,339.70-259,045,061.40

Finding the Fourth Proportional to 804,303,527.40, 1,206,455,339.70 and 259,045,061.40

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Solution

The fourth proportional to 804,303,527.40, 1,206,455,339.70 and 259,045,061.40 is: 388,567,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,303,527.40 : 1,206,455,339.70 = 259,045,061.40 : x
  2. Step 2: Convert to fraction form
    804,303,527.40/1,206,455,339.70 = 259,045,061.40/x
  3. Step 3: Cross multiply
    804,303,527.40x = 1,206,455,339.70 × 259,045,061.40
  4. Step 4: Simplify right side
    804,303,527.40x = 312,526,297,548,944,384
  5. Step 5: Solve for x
    x = 312,526,297,548,944,384/804,303,527.40
  6. Step 6: Final answer
    x = 388,567,607.75

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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.