Home / 295,585,347.80-443,378,021.70-288,027,075.80

Finding the Fourth Proportional to 295,585,347.80, 443,378,021.70 and 288,027,075.80

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Solution

The fourth proportional to 295,585,347.80, 443,378,021.70 and 288,027,075.80 is: 432,040,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,585,347.80 : 443,378,021.70 = 288,027,075.80 : x
  2. Step 2: Convert to fraction form
    295,585,347.80/443,378,021.70 = 288,027,075.80/x
  3. Step 3: Cross multiply
    295,585,347.80x = 443,378,021.70 × 288,027,075.80
  4. Step 4: Simplify right side
    295,585,347.80x = 127,704,875,064,239,952
  5. Step 5: Solve for x
    x = 127,704,875,064,239,952/295,585,347.80
  6. Step 6: Final answer
    x = 432,040,613.70

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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.