Home / 455,350,486.33-628,383,881.38-246,506,628.98

Finding the Fourth Proportional to 455,350,486.33, 628,383,881.38 and 246,506,628.98

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Solution

The fourth proportional to 455,350,486.33, 628,383,881.38 and 246,506,628.98 is: 340,179,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,350,486.33 : 628,383,881.38 = 246,506,628.98 : x
  2. Step 2: Convert to fraction form
    455,350,486.33/628,383,881.38 = 246,506,628.98/x
  3. Step 3: Cross multiply
    455,350,486.33x = 628,383,881.38 × 246,506,628.98
  4. Step 4: Simplify right side
    455,350,486.33x = 154,900,792,303,406,432
  5. Step 5: Solve for x
    x = 154,900,792,303,406,432/455,350,486.33
  6. Step 6: Final answer
    x = 340,179,261.81

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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.