Home / 152,243,007.46-210,095,557.80-82,628,389.34

Finding the Fourth Proportional to 152,243,007.46, 210,095,557.80 and 82,628,389.34

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Solution

The fourth proportional to 152,243,007.46, 210,095,557.80 and 82,628,389.34 is: 114,027,289.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,007.46 : 210,095,557.80 = 82,628,389.34 : x
  2. Step 2: Convert to fraction form
    152,243,007.46/210,095,557.80 = 82,628,389.34/x
  3. Step 3: Cross multiply
    152,243,007.46x = 210,095,557.80 × 82,628,389.34
  4. Step 4: Simplify right side
    152,243,007.46x = 17,359,857,548,502,876
  5. Step 5: Solve for x
    x = 17,359,857,548,502,876/152,243,007.46
  6. Step 6: Final answer
    x = 114,027,289.91

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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.