Home / 4,259,960,726.40-6,386,917,780.80-1,638,751,996.80

Finding the Fourth Proportional to 4,259,960,726.40, 6,386,917,780.80 and 1,638,751,996.80

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Solution

The fourth proportional to 4,259,960,726.40, 6,386,917,780.80 and 1,638,751,996.80 is: 2,456,964,967.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259,960,726.40 : 6,386,917,780.80 = 1,638,751,996.80 : x
  2. Step 2: Convert to fraction form
    4,259,960,726.40/6,386,917,780.80 = 1,638,751,996.80/x
  3. Step 3: Cross multiply
    4,259,960,726.40x = 6,386,917,780.80 × 1,638,751,996.80
  4. Step 4: Simplify right side
    4,259,960,726.40x = 10,466,574,266,683,424,768
  5. Step 5: Solve for x
    x = 10,466,574,266,683,424,768/4,259,960,726.40
  6. Step 6: Final answer
    x = 2,456,964,967.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.