Home / 698,544,115.80-1,047,669,207.30-353,173,075.80

Finding the Fourth Proportional to 698,544,115.80, 1,047,669,207.30 and 353,173,075.80

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Solution

The fourth proportional to 698,544,115.80, 1,047,669,207.30 and 353,173,075.80 is: 529,685,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,544,115.80 : 1,047,669,207.30 = 353,173,075.80 : x
  2. Step 2: Convert to fraction form
    698,544,115.80/1,047,669,207.30 = 353,173,075.80/x
  3. Step 3: Cross multiply
    698,544,115.80x = 1,047,669,207.30 × 353,173,075.80
  4. Step 4: Simplify right side
    698,544,115.80x = 370,008,556,363,088,832
  5. Step 5: Solve for x
    x = 370,008,556,363,088,832/698,544,115.80
  6. Step 6: Final answer
    x = 529,685,309.77

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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.