Home / 3,484,481,636-4,808,523,848.40-1,898,586,721.28

Finding the Fourth Proportional to 3,484,481,636, 4,808,523,848.40 and 1,898,586,721.28

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Solution

The fourth proportional to 3,484,481,636, 4,808,523,848.40 and 1,898,586,721.28 is: 2,620,016,542.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484,481,636 : 4,808,523,848.40 = 1,898,586,721.28 : x
  2. Step 2: Convert to fraction form
    3,484,481,636/4,808,523,848.40 = 1,898,586,721.28/x
  3. Step 3: Cross multiply
    3,484,481,636x = 4,808,523,848.40 × 1,898,586,721.28
  4. Step 4: Simplify right side
    3,484,481,636x = 9,129,399,527,530,442,752
  5. Step 5: Solve for x
    x = 9,129,399,527,530,442,752/3,484,481,636
  6. Step 6: Final answer
    x = 2,620,016,542.26

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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.