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Finding the Fourth Proportional to 119,597,928.80, 167,550,474.40 and 119,597,928.80

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Solution

The fourth proportional to 119,597,928.80, 167,550,474.40 and 119,597,928.80 is: 167,550,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,597,928.80 : 167,550,474.40 = 119,597,928.80 : x
  2. Step 2: Convert to fraction form
    119,597,928.80/167,550,474.40 = 119,597,928.80/x
  3. Step 3: Cross multiply
    119,597,928.80x = 167,550,474.40 × 119,597,928.80
  4. Step 4: Simplify right side
    119,597,928.80x = 20,038,689,707,697,424
  5. Step 5: Solve for x
    x = 20,038,689,707,697,424/119,597,928.80
  6. Step 6: Final answer
    x = 167,550,474.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.