Home / 1,426,644,743.83-1,961,788,303.02-1,238,145,782.92

Finding the Fourth Proportional to 1,426,644,743.83, 1,961,788,303.02 and 1,238,145,782.92

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Solution

The fourth proportional to 1,426,644,743.83, 1,961,788,303.02 and 1,238,145,782.92 is: 1,702,582,177.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,644,743.83 : 1,961,788,303.02 = 1,238,145,782.92 : x
  2. Step 2: Convert to fraction form
    1,426,644,743.83/1,961,788,303.02 = 1,238,145,782.92/x
  3. Step 3: Cross multiply
    1,426,644,743.83x = 1,961,788,303.02 × 1,238,145,782.92
  4. Step 4: Simplify right side
    1,426,644,743.83x = 2,428,979,914,365,996,032
  5. Step 5: Solve for x
    x = 2,428,979,914,365,996,032/1,426,644,743.83
  6. Step 6: Final answer
    x = 1,702,582,177.43

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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.