Home / 186,956,480-257,995,189.32-104,450,884.40

Finding the Fourth Proportional to 186,956,480, 257,995,189.32 and 104,450,884.40

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Solution

The fourth proportional to 186,956,480, 257,995,189.32 and 104,450,884.40 is: 144,139,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,956,480 : 257,995,189.32 = 104,450,884.40 : x
  2. Step 2: Convert to fraction form
    186,956,480/257,995,189.32 = 104,450,884.40/x
  3. Step 3: Cross multiply
    186,956,480x = 257,995,189.32 × 104,450,884.40
  4. Step 4: Simplify right side
    186,956,480x = 26,947,825,695,419,436
  5. Step 5: Solve for x
    x = 26,947,825,695,419,436/186,956,480
  6. Step 6: Final answer
    x = 144,139,564.97

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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.