Home / 455,350,455.47-628,383,838.79-246,506,598.12

Finding the Fourth Proportional to 455,350,455.47, 628,383,838.79 and 246,506,598.12

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Solution

The fourth proportional to 455,350,455.47, 628,383,838.79 and 246,506,598.12 is: 340,179,219.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,350,455.47 : 628,383,838.79 = 246,506,598.12 : x
  2. Step 2: Convert to fraction form
    455,350,455.47/628,383,838.79 = 246,506,598.12/x
  3. Step 3: Cross multiply
    455,350,455.47x = 628,383,838.79 × 246,506,598.12
  4. Step 4: Simplify right side
    455,350,455.47x = 154,900,762,414,325,664
  5. Step 5: Solve for x
    x = 154,900,762,414,325,664/455,350,455.47
  6. Step 6: Final answer
    x = 340,179,219.22

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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.