Home / 1,413,285,732.30-1,950,348,743.10-778,265,275.98

Finding the Fourth Proportional to 1,413,285,732.30, 1,950,348,743.10 and 778,265,275.98

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Solution

The fourth proportional to 1,413,285,732.30, 1,950,348,743.10 and 778,265,275.98 is: 1,074,014,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,285,732.30 : 1,950,348,743.10 = 778,265,275.98 : x
  2. Step 2: Convert to fraction form
    1,413,285,732.30/1,950,348,743.10 = 778,265,275.98/x
  3. Step 3: Cross multiply
    1,413,285,732.30x = 1,950,348,743.10 × 778,265,275.98
  4. Step 4: Simplify right side
    1,413,285,732.30x = 1,517,888,702,805,967,616
  5. Step 5: Solve for x
    x = 1,517,888,702,805,967,616/1,413,285,732.30
  6. Step 6: Final answer
    x = 1,074,014,028.53

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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.