Home / 1,093,748,020.52-1,509,238,612.87-871,296,178.28

Finding the Fourth Proportional to 1,093,748,020.52, 1,509,238,612.87 and 871,296,178.28

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Solution

The fourth proportional to 1,093,748,020.52, 1,509,238,612.87 and 871,296,178.28 is: 1,202,282,254.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,748,020.52 : 1,509,238,612.87 = 871,296,178.28 : x
  2. Step 2: Convert to fraction form
    1,093,748,020.52/1,509,238,612.87 = 871,296,178.28/x
  3. Step 3: Cross multiply
    1,093,748,020.52x = 1,509,238,612.87 × 871,296,178.28
  4. Step 4: Simplify right side
    1,093,748,020.52x = 1,314,993,835,496,515,072
  5. Step 5: Solve for x
    x = 1,314,993,835,496,515,072/1,093,748,020.52
  6. Step 6: Final answer
    x = 1,202,282,254.08

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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.