Home / 248,972,178.54-373,459,689.83-103,405,740

Finding the Fourth Proportional to 248,972,178.54, 373,459,689.83 and 103,405,740

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Solution

The fourth proportional to 248,972,178.54, 373,459,689.83 and 103,405,740 is: 155,109,200.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,972,178.54 : 373,459,689.83 = 103,405,740 : x
  2. Step 2: Convert to fraction form
    248,972,178.54/373,459,689.83 = 103,405,740/x
  3. Step 3: Cross multiply
    248,972,178.54x = 373,459,689.83 × 103,405,740
  4. Step 4: Simplify right side
    248,972,178.54x = 38,617,875,587,041,624
  5. Step 5: Solve for x
    x = 38,617,875,587,041,624/248,972,178.54
  6. Step 6: Final answer
    x = 155,109,200.61

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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.