Home / 145,545,600.58-200,870,541.51-82,836,946.06

Finding the Fourth Proportional to 145,545,600.58, 200,870,541.51 and 82,836,946.06

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Solution

The fourth proportional to 145,545,600.58, 200,870,541.51 and 82,836,946.06 is: 114,325,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,545,600.58 : 200,870,541.51 = 82,836,946.06 : x
  2. Step 2: Convert to fraction form
    145,545,600.58/200,870,541.51 = 82,836,946.06/x
  3. Step 3: Cross multiply
    145,545,600.58x = 200,870,541.51 × 82,836,946.06
  4. Step 4: Simplify right side
    145,545,600.58x = 16,639,502,212,106,860
  5. Step 5: Solve for x
    x = 16,639,502,212,106,860/145,545,600.58
  6. Step 6: Final answer
    x = 114,325,009.80

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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.