Home / 163,320,030-225,380,970.72-88,980,381.36

Finding the Fourth Proportional to 163,320,030, 225,380,970.72 and 88,980,381.36

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Solution

The fourth proportional to 163,320,030, 225,380,970.72 and 88,980,381.36 is: 122,792,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,320,030 : 225,380,970.72 = 88,980,381.36 : x
  2. Step 2: Convert to fraction form
    163,320,030/225,380,970.72 = 88,980,381.36/x
  3. Step 3: Cross multiply
    163,320,030x = 225,380,970.72 × 88,980,381.36
  4. Step 4: Simplify right side
    163,320,030x = 20,054,484,725,952,592
  5. Step 5: Solve for x
    x = 20,054,484,725,952,592/163,320,030
  6. Step 6: Final answer
    x = 122,792,560.88

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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.