Home / 2,975,644,068.35-4,105,464,357.62-1,687,943,710.13

Finding the Fourth Proportional to 2,975,644,068.35, 4,105,464,357.62 and 1,687,943,710.13

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Solution

The fourth proportional to 2,975,644,068.35, 4,105,464,357.62 and 1,687,943,710.13 is: 2,328,837,918.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,644,068.35 : 4,105,464,357.62 = 1,687,943,710.13 : x
  2. Step 2: Convert to fraction form
    2,975,644,068.35/4,105,464,357.62 = 1,687,943,710.13/x
  3. Step 3: Cross multiply
    2,975,644,068.35x = 4,105,464,357.62 × 1,687,943,710.13
  4. Step 4: Simplify right side
    2,975,644,068.35x = 6,929,792,739,591,272,448
  5. Step 5: Solve for x
    x = 6,929,792,739,591,272,448/2,975,644,068.35
  6. Step 6: Final answer
    x = 2,328,837,918.93

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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.