Home / 1,890,760,001.28-2,841,127,839.36-1,018,006,644.48

Finding the Fourth Proportional to 1,890,760,001.28, 2,841,127,839.36 and 1,018,006,644.48

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Solution

The fourth proportional to 1,890,760,001.28, 2,841,127,839.36 and 1,018,006,644.48 is: 1,529,695,475.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,760,001.28 : 2,841,127,839.36 = 1,018,006,644.48 : x
  2. Step 2: Convert to fraction form
    1,890,760,001.28/2,841,127,839.36 = 1,018,006,644.48/x
  3. Step 3: Cross multiply
    1,890,760,001.28x = 2,841,127,839.36 × 1,018,006,644.48
  4. Step 4: Simplify right side
    1,890,760,001.28x = 2,892,287,018,285,586,432
  5. Step 5: Solve for x
    x = 2,892,287,018,285,586,432/1,890,760,001.28
  6. Step 6: Final answer
    x = 1,529,695,475.01

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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.