Home / 6,165,961,912.40-8,507,569,007.82-3,489,742,035.50

Finding the Fourth Proportional to 6,165,961,912.40, 8,507,569,007.82 and 3,489,742,035.50

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Solution

The fourth proportional to 6,165,961,912.40, 8,507,569,007.82 and 3,489,742,035.50 is: 4,815,018,582.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165,961,912.40 : 8,507,569,007.82 = 3,489,742,035.50 : x
  2. Step 2: Convert to fraction form
    6,165,961,912.40/8,507,569,007.82 = 3,489,742,035.50/x
  3. Step 3: Cross multiply
    6,165,961,912.40x = 8,507,569,007.82 × 3,489,742,035.50
  4. Step 4: Simplify right side
    6,165,961,912.40x = 29,689,221,186,506,481,664
  5. Step 5: Solve for x
    x = 29,689,221,186,506,481,664/6,165,961,912.40
  6. Step 6: Final answer
    x = 4,815,018,582.39

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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.