Home / 2,429,578,123.36-3,352,801,116.48-1,315,718,728

Finding the Fourth Proportional to 2,429,578,123.36, 3,352,801,116.48 and 1,315,718,728

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Solution

The fourth proportional to 2,429,578,123.36, 3,352,801,116.48 and 1,315,718,728 is: 1,815,682,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429,578,123.36 : 3,352,801,116.48 = 1,315,718,728 : x
  2. Step 2: Convert to fraction form
    2,429,578,123.36/3,352,801,116.48 = 1,315,718,728/x
  3. Step 3: Cross multiply
    2,429,578,123.36x = 3,352,801,116.48 × 1,315,718,728
  4. Step 4: Simplify right side
    2,429,578,123.36x = 4,411,343,220,212,045,312
  5. Step 5: Solve for x
    x = 4,411,343,220,212,045,312/2,429,578,123.36
  6. Step 6: Final answer
    x = 1,815,682,804.27

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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.