Home / 19,937,198,077.07-27,521,804,941.04-12,422,531,992.10

Finding the Fourth Proportional to 19,937,198,077.07, 27,521,804,941.04 and 12,422,531,992.10

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Solution

The fourth proportional to 19,937,198,077.07, 27,521,804,941.04 and 12,422,531,992.10 is: 17,148,372,656.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937,198,077.07 : 27,521,804,941.04 = 12,422,531,992.10 : x
  2. Step 2: Convert to fraction form
    19,937,198,077.07/27,521,804,941.04 = 12,422,531,992.10/x
  3. Step 3: Cross multiply
    19,937,198,077.07x = 27,521,804,941.04 × 12,422,531,992.10
  4. Step 4: Simplify right side
    19,937,198,077.07x = 341,890,502,360,292,458,496
  5. Step 5: Solve for x
    x = 341,890,502,360,292,458,496/19,937,198,077.07
  6. Step 6: Final answer
    x = 17,148,372,656.92

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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.