Home / 2,329,839,435.65-3,215,157,196.73-1,272,567,127.55

Finding the Fourth Proportional to 2,329,839,435.65, 3,215,157,196.73 and 1,272,567,127.55

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Solution

The fourth proportional to 2,329,839,435.65, 3,215,157,196.73 and 1,272,567,127.55 is: 1,756,131,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,329,839,435.65 : 3,215,157,196.73 = 1,272,567,127.55 : x
  2. Step 2: Convert to fraction form
    2,329,839,435.65/3,215,157,196.73 = 1,272,567,127.55/x
  3. Step 3: Cross multiply
    2,329,839,435.65x = 3,215,157,196.73 × 1,272,567,127.55
  4. Step 4: Simplify right side
    2,329,839,435.65x = 4,091,503,358,441,967,616
  5. Step 5: Solve for x
    x = 4,091,503,358,441,967,616/2,329,839,435.65
  6. Step 6: Final answer
    x = 1,756,131,043.13

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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.