Home / 2,147,367,659.74-2,963,021,675.25-1,207,514,265.82

Finding the Fourth Proportional to 2,147,367,659.74, 2,963,021,675.25 and 1,207,514,265.82

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Solution

The fourth proportional to 2,147,367,659.74, 2,963,021,675.25 and 1,207,514,265.82 is: 1,666,175,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,367,659.74 : 2,963,021,675.25 = 1,207,514,265.82 : x
  2. Step 2: Convert to fraction form
    2,147,367,659.74/2,963,021,675.25 = 1,207,514,265.82/x
  3. Step 3: Cross multiply
    2,147,367,659.74x = 2,963,021,675.25 × 1,207,514,265.82
  4. Step 4: Simplify right side
    2,147,367,659.74x = 3,577,890,942,798,249,984
  5. Step 5: Solve for x
    x = 3,577,890,942,798,249,984/2,147,367,659.74
  6. Step 6: Final answer
    x = 1,666,175,294.47

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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.