Home / 838,121,650,277.55-1,156,823,075,626-545,874,825,874.55

Finding the Fourth Proportional to 838,121,650,277.55, 1,156,823,075,626 and 545,874,825,874.55

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Solution

The fourth proportional to 838,121,650,277.55, 1,156,823,075,626 and 545,874,825,874.55 is: 753,447,419,913.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,121,650,277.55 : 1,156,823,075,626 = 545,874,825,874.55 : x
  2. Step 2: Convert to fraction form
    838,121,650,277.55/1,156,823,075,626 = 545,874,825,874.55/x
  3. Step 3: Cross multiply
    838,121,650,277.55x = 1,156,823,075,626 × 545,874,825,874.55
  4. Step 4: Simplify right side
    838,121,650,277.55x = 631,480,594,975,004,074,967,040
  5. Step 5: Solve for x
    x = 631,480,594,975,004,074,967,040/838,121,650,277.55
  6. Step 6: Final answer
    x = 753,447,419,913.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.