Home / 586,258,455.20-879,387,682.80-203,306,007.20

Finding the Fourth Proportional to 586,258,455.20, 879,387,682.80 and 203,306,007.20

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Solution

The fourth proportional to 586,258,455.20, 879,387,682.80 and 203,306,007.20 is: 304,959,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,258,455.20 : 879,387,682.80 = 203,306,007.20 : x
  2. Step 2: Convert to fraction form
    586,258,455.20/879,387,682.80 = 203,306,007.20/x
  3. Step 3: Cross multiply
    586,258,455.20x = 879,387,682.80 × 203,306,007.20
  4. Step 4: Simplify right side
    586,258,455.20x = 178,784,798,570,928,096
  5. Step 5: Solve for x
    x = 178,784,798,570,928,096/586,258,455.20
  6. Step 6: Final answer
    x = 304,959,010.80

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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.