Home / 171,073,358.40-256,106,152.80-161,107,636.80

Finding the Fourth Proportional to 171,073,358.40, 256,106,152.80 and 161,107,636.80

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Solution

The fourth proportional to 171,073,358.40, 256,106,152.80 and 161,107,636.80 is: 241,186,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,073,358.40 : 256,106,152.80 = 161,107,636.80 : x
  2. Step 2: Convert to fraction form
    171,073,358.40/256,106,152.80 = 161,107,636.80/x
  3. Step 3: Cross multiply
    171,073,358.40x = 256,106,152.80 × 161,107,636.80
  4. Step 4: Simplify right side
    171,073,358.40x = 41,260,657,047,547,712
  5. Step 5: Solve for x
    x = 41,260,657,047,547,712/171,073,358.40
  6. Step 6: Final answer
    x = 241,186,923.75

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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.