Home / 163,864,560.96-245,739,921.12-91,192,242.24

Finding the Fourth Proportional to 163,864,560.96, 245,739,921.12 and 91,192,242.24

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Solution

The fourth proportional to 163,864,560.96, 245,739,921.12 and 91,192,242.24 is: 136,756,686.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,864,560.96 : 245,739,921.12 = 91,192,242.24 : x
  2. Step 2: Convert to fraction form
    163,864,560.96/245,739,921.12 = 91,192,242.24/x
  3. Step 3: Cross multiply
    163,864,560.96x = 245,739,921.12 × 91,192,242.24
  4. Step 4: Simplify right side
    163,864,560.96x = 22,409,574,414,813,532
  5. Step 5: Solve for x
    x = 22,409,574,414,813,532/163,864,560.96
  6. Step 6: Final answer
    x = 136,756,686.64

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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.