Home / 152,243,009.46-210,095,560.56-82,628,391.34

Finding the Fourth Proportional to 152,243,009.46, 210,095,560.56 and 82,628,391.34

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Solution

The fourth proportional to 152,243,009.46, 210,095,560.56 and 82,628,391.34 is: 114,027,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,009.46 : 210,095,560.56 = 82,628,391.34 : x
  2. Step 2: Convert to fraction form
    152,243,009.46/210,095,560.56 = 82,628,391.34/x
  3. Step 3: Cross multiply
    152,243,009.46x = 210,095,560.56 × 82,628,391.34
  4. Step 4: Simplify right side
    152,243,009.46x = 17,359,858,196,748,350
  5. Step 5: Solve for x
    x = 17,359,858,196,748,350/152,243,009.46
  6. Step 6: Final answer
    x = 114,027,292.67

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1.5x scale

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.