Home / 2,130,042,681.69-2,939,402,514.83-1,190,253,046.11

Finding the Fourth Proportional to 2,130,042,681.69, 2,939,402,514.83 and 1,190,253,046.11

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Solution

The fourth proportional to 2,130,042,681.69, 2,939,402,514.83 and 1,190,253,046.11 is: 1,642,517,695.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,042,681.69 : 2,939,402,514.83 = 1,190,253,046.11 : x
  2. Step 2: Convert to fraction form
    2,130,042,681.69/2,939,402,514.83 = 1,190,253,046.11/x
  3. Step 3: Cross multiply
    2,130,042,681.69x = 2,939,402,514.83 × 1,190,253,046.11
  4. Step 4: Simplify right side
    2,130,042,681.69x = 3,498,632,797,013,850,112
  5. Step 5: Solve for x
    x = 3,498,632,797,013,850,112/2,130,042,681.69
  6. Step 6: Final answer
    x = 1,642,517,695.58

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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.