Home / 245,588,558.60-368,388,742.80-73,071,000.20

Finding the Fourth Proportional to 245,588,558.60, 368,388,742.80 and 73,071,000.20

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Solution

The fourth proportional to 245,588,558.60, 368,388,742.80 and 73,071,000.20 is: 109,608,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,588,558.60 : 368,388,742.80 = 73,071,000.20 : x
  2. Step 2: Convert to fraction form
    245,588,558.60/368,388,742.80 = 73,071,000.20/x
  3. Step 3: Cross multiply
    245,588,558.60x = 368,388,742.80 × 73,071,000.20
  4. Step 4: Simplify right side
    245,588,558.60x = 26,918,533,898,816,552
  5. Step 5: Solve for x
    x = 26,918,533,898,816,552/245,588,558.60
  6. Step 6: Final answer
    x = 109,608,257.21

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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.