Home / 170,736,638.50-235,648,480.80-97,397,780.50

Finding the Fourth Proportional to 170,736,638.50, 235,648,480.80 and 97,397,780.50

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Solution

The fourth proportional to 170,736,638.50, 235,648,480.80 and 97,397,780.50 is: 134,427,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,736,638.50 : 235,648,480.80 = 97,397,780.50 : x
  2. Step 2: Convert to fraction form
    170,736,638.50/235,648,480.80 = 97,397,780.50/x
  3. Step 3: Cross multiply
    170,736,638.50x = 235,648,480.80 × 97,397,780.50
  4. Step 4: Simplify right side
    170,736,638.50x = 22,951,639,008,116,864
  5. Step 5: Solve for x
    x = 22,951,639,008,116,864/170,736,638.50
  6. Step 6: Final answer
    x = 134,427,145.86

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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.