Home / 1,838,353,638.80-2,536,924,566.84-1,002,978,775.28

Finding the Fourth Proportional to 1,838,353,638.80, 2,536,924,566.84 and 1,002,978,775.28

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Solution

The fourth proportional to 1,838,353,638.80, 2,536,924,566.84 and 1,002,978,775.28 is: 1,384,108,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,353,638.80 : 2,536,924,566.84 = 1,002,978,775.28 : x
  2. Step 2: Convert to fraction form
    1,838,353,638.80/2,536,924,566.84 = 1,002,978,775.28/x
  3. Step 3: Cross multiply
    1,838,353,638.80x = 2,536,924,566.84 × 1,002,978,775.28
  4. Step 4: Simplify right side
    1,838,353,638.80x = 2,544,481,495,026,927,616
  5. Step 5: Solve for x
    x = 2,544,481,495,026,927,616/1,838,353,638.80
  6. Step 6: Final answer
    x = 1,384,108,825.05

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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.