Home / 163,577,962.44-225,733,955.22-90,239,085

Finding the Fourth Proportional to 163,577,962.44, 225,733,955.22 and 90,239,085

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Solution

The fourth proportional to 163,577,962.44, 225,733,955.22 and 90,239,085 is: 124,527,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,577,962.44 : 225,733,955.22 = 90,239,085 : x
  2. Step 2: Convert to fraction form
    163,577,962.44/225,733,955.22 = 90,239,085/x
  3. Step 3: Cross multiply
    163,577,962.44x = 225,733,955.22 × 90,239,085
  4. Step 4: Simplify right side
    163,577,962.44x = 20,370,025,572,483,772
  5. Step 5: Solve for x
    x = 20,370,025,572,483,772/163,577,962.44
  6. Step 6: Final answer
    x = 124,527,933.16

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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.