Home / 12,077,318,609.73-18,109,916,902.65-7,036,804,011.27

Finding the Fourth Proportional to 12,077,318,609.73, 18,109,916,902.65 and 7,036,804,011.27

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Solution

The fourth proportional to 12,077,318,609.73, 18,109,916,902.65 and 7,036,804,011.27 is: 10,551,674,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077,318,609.73 : 18,109,916,902.65 = 7,036,804,011.27 : x
  2. Step 2: Convert to fraction form
    12,077,318,609.73/18,109,916,902.65 = 7,036,804,011.27/x
  3. Step 3: Cross multiply
    12,077,318,609.73x = 18,109,916,902.65 × 7,036,804,011.27
  4. Step 4: Simplify right side
    12,077,318,609.73x = 127,435,935,904,333,905,920
  5. Step 5: Solve for x
    x = 127,435,935,904,333,905,920/12,077,318,609.73
  6. Step 6: Final answer
    x = 10,551,674,591.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.