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Finding the Fourth Proportional to 1,882,978,253, 2,598,533,895 and 1,036,303,060.04

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Solution

The fourth proportional to 1,882,978,253, 2,598,533,895 and 1,036,303,060.04 is: 1,430,111,379.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,978,253 : 2,598,533,895 = 1,036,303,060.04 : x
  2. Step 2: Convert to fraction form
    1,882,978,253/2,598,533,895 = 1,036,303,060.04/x
  3. Step 3: Cross multiply
    1,882,978,253x = 2,598,533,895 × 1,036,303,060.04
  4. Step 4: Simplify right side
    1,882,978,253x = 2,692,868,627,006,159,872
  5. Step 5: Solve for x
    x = 2,692,868,627,006,159,872/1,882,978,253
  6. Step 6: Final answer
    x = 1,430,111,379.52

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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.