Home / 13,688,909,439.09-18,846,790,598.82-10,674,293,759.07

Finding the Fourth Proportional to 13,688,909,439.09, 18,846,790,598.82 and 10,674,293,759.07

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Solution

The fourth proportional to 13,688,909,439.09, 18,846,790,598.82 and 10,674,293,759.07 is: 14,696,289,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,688,909,439.09 : 18,846,790,598.82 = 10,674,293,759.07 : x
  2. Step 2: Convert to fraction form
    13,688,909,439.09/18,846,790,598.82 = 10,674,293,759.07/x
  3. Step 3: Cross multiply
    13,688,909,439.09x = 18,846,790,598.82 × 10,674,293,759.07
  4. Step 4: Simplify right side
    13,688,909,439.09x = 201,176,179,267,483,467,776
  5. Step 5: Solve for x
    x = 201,176,179,267,483,467,776/13,688,909,439.09
  6. Step 6: Final answer
    x = 14,696,289,734.59

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1.5x scale

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.