Home / 12,031,375,354.09-16,602,464,810.31-6,678,514,103.11

Finding the Fourth Proportional to 12,031,375,354.09, 16,602,464,810.31 and 6,678,514,103.11

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Solution

The fourth proportional to 12,031,375,354.09, 16,602,464,810.31 and 6,678,514,103.11 is: 9,215,886,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031,375,354.09 : 16,602,464,810.31 = 6,678,514,103.11 : x
  2. Step 2: Convert to fraction form
    12,031,375,354.09/16,602,464,810.31 = 6,678,514,103.11/x
  3. Step 3: Cross multiply
    12,031,375,354.09x = 16,602,464,810.31 × 6,678,514,103.11
  4. Step 4: Simplify right side
    12,031,375,354.09x = 110,879,795,382,042,820,608
  5. Step 5: Solve for x
    x = 110,879,795,382,042,820,608/12,031,375,354.09
  6. Step 6: Final answer
    x = 9,215,886,972.09

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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.