Home / 945,564,075.63-1,419,206,809.16-503,278,074.52

Finding the Fourth Proportional to 945,564,075.63, 1,419,206,809.16 and 503,278,074.52

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Solution

The fourth proportional to 945,564,075.63, 1,419,206,809.16 and 503,278,074.52 is: 755,375,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,564,075.63 : 1,419,206,809.16 = 503,278,074.52 : x
  2. Step 2: Convert to fraction form
    945,564,075.63/1,419,206,809.16 = 503,278,074.52/x
  3. Step 3: Cross multiply
    945,564,075.63x = 1,419,206,809.16 × 503,278,074.52
  4. Step 4: Simplify right side
    945,564,075.63x = 714,255,670,257,427,968
  5. Step 5: Solve for x
    x = 714,255,670,257,427,968/945,564,075.63
  6. Step 6: Final answer
    x = 755,375,218.52

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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.