Home / 97,191,963-134,127,708.30-53,734,698.36

Finding the Fourth Proportional to 97,191,963, 134,127,708.30 and 53,734,698.36

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Solution

The fourth proportional to 97,191,963, 134,127,708.30 and 53,734,698.36 is: 74,155,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,191,963 : 134,127,708.30 = 53,734,698.36 : x
  2. Step 2: Convert to fraction form
    97,191,963/134,127,708.30 = 53,734,698.36/x
  3. Step 3: Cross multiply
    97,191,963x = 134,127,708.30 × 53,734,698.36
  4. Step 4: Simplify right side
    97,191,963x = 7,207,311,947,218,568
  5. Step 5: Solve for x
    x = 7,207,311,947,218,568/97,191,963
  6. Step 6: Final answer
    x = 74,155,431.42

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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.