Home / 12,077,318,609.98-18,109,916,903.03-7,036,804,011.53

Finding the Fourth Proportional to 12,077,318,609.98, 18,109,916,903.03 and 7,036,804,011.53

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Solution

The fourth proportional to 12,077,318,609.98, 18,109,916,903.03 and 7,036,804,011.53 is: 10,551,674,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077,318,609.98 : 18,109,916,903.03 = 7,036,804,011.53 : x
  2. Step 2: Convert to fraction form
    12,077,318,609.98/18,109,916,903.03 = 7,036,804,011.53/x
  3. Step 3: Cross multiply
    12,077,318,609.98x = 18,109,916,903.03 × 7,036,804,011.53
  4. Step 4: Simplify right side
    12,077,318,609.98x = 127,435,935,911,590,723,584
  5. Step 5: Solve for x
    x = 127,435,935,911,590,723,584/12,077,318,609.98
  6. Step 6: Final answer
    x = 10,551,674,591.60

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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.