Home / 170,355,377.80-255,533,066.70-109,133,374.60

Finding the Fourth Proportional to 170,355,377.80, 255,533,066.70 and 109,133,374.60

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Solution

The fourth proportional to 170,355,377.80, 255,533,066.70 and 109,133,374.60 is: 163,700,061.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,355,377.80 : 255,533,066.70 = 109,133,374.60 : x
  2. Step 2: Convert to fraction form
    170,355,377.80/255,533,066.70 = 109,133,374.60/x
  3. Step 3: Cross multiply
    170,355,377.80x = 255,533,066.70 × 109,133,374.60
  4. Step 4: Simplify right side
    170,355,377.80x = 27,887,185,890,857,884
  5. Step 5: Solve for x
    x = 27,887,185,890,857,884/170,355,377.80
  6. Step 6: Final answer
    x = 163,700,061.90

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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.