Home / 422,447,732,551.68-633,932,240,075.32-195,764,932,315.12

Finding the Fourth Proportional to 422,447,732,551.68, 633,932,240,075.32 and 195,764,932,315.12

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Solution

The fourth proportional to 422,447,732,551.68, 633,932,240,075.32 and 195,764,932,315.12 is: 293,768,181,263.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,447,732,551.68 : 633,932,240,075.32 = 195,764,932,315.12 : x
  2. Step 2: Convert to fraction form
    422,447,732,551.68/633,932,240,075.32 = 195,764,932,315.12/x
  3. Step 3: Cross multiply
    422,447,732,551.68x = 633,932,240,075.32 × 195,764,932,315.12
  4. Step 4: Simplify right side
    422,447,732,551.68x = 124,101,702,070,717,403,627,520
  5. Step 5: Solve for x
    x = 124,101,702,070,717,403,627,520/422,447,732,551.68
  6. Step 6: Final answer
    x = 293,768,181,263.79

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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.