Home / 163,685,441.12-225,852,188.64-94,057,369.52

Finding the Fourth Proportional to 163,685,441.12, 225,852,188.64 and 94,057,369.52

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Solution

The fourth proportional to 163,685,441.12, 225,852,188.64 and 94,057,369.52 is: 129,779,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,685,441.12 : 225,852,188.64 = 94,057,369.52 : x
  2. Step 2: Convert to fraction form
    163,685,441.12/225,852,188.64 = 94,057,369.52/x
  3. Step 3: Cross multiply
    163,685,441.12x = 225,852,188.64 × 94,057,369.52
  4. Step 4: Simplify right side
    163,685,441.12x = 21,243,062,763,813,224
  5. Step 5: Solve for x
    x = 21,243,062,763,813,224/163,685,441.12
  6. Step 6: Final answer
    x = 129,779,793.60

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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.