Home / 163,301,460.80-244,952,191.20-72,602,196.80

Finding the Fourth Proportional to 163,301,460.80, 244,952,191.20 and 72,602,196.80

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Solution

The fourth proportional to 163,301,460.80, 244,952,191.20 and 72,602,196.80 is: 108,903,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,301,460.80 : 244,952,191.20 = 72,602,196.80 : x
  2. Step 2: Convert to fraction form
    163,301,460.80/244,952,191.20 = 72,602,196.80/x
  3. Step 3: Cross multiply
    163,301,460.80x = 244,952,191.20 × 72,602,196.80
  4. Step 4: Simplify right side
    163,301,460.80x = 17,784,067,192,093,626
  5. Step 5: Solve for x
    x = 17,784,067,192,093,626/163,301,460.80
  6. Step 6: Final answer
    x = 108,903,295.20

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1.5x scale

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.