Home / 11,952,175,751.13-16,488,045,106.08-7,126,137,111.73

Finding the Fourth Proportional to 11,952,175,751.13, 16,488,045,106.08 and 7,126,137,111.73

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Solution

The fourth proportional to 11,952,175,751.13, 16,488,045,106.08 and 7,126,137,111.73 is: 9,830,517,269.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952,175,751.13 : 16,488,045,106.08 = 7,126,137,111.73 : x
  2. Step 2: Convert to fraction form
    11,952,175,751.13/16,488,045,106.08 = 7,126,137,111.73/x
  3. Step 3: Cross multiply
    11,952,175,751.13x = 16,488,045,106.08 × 7,126,137,111.73
  4. Step 4: Simplify right side
    11,952,175,751.13x = 117,496,070,130,314,887,168
  5. Step 5: Solve for x
    x = 117,496,070,130,314,887,168/11,952,175,751.13
  6. Step 6: Final answer
    x = 9,830,517,269.56

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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.