Home / 623,371,509.10-933,193,086.62-376,982,470.72

Finding the Fourth Proportional to 623,371,509.10, 933,193,086.62 and 376,982,470.72

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Solution

The fourth proportional to 623,371,509.10, 933,193,086.62 and 376,982,470.72 is: 564,346,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,371,509.10 : 933,193,086.62 = 376,982,470.72 : x
  2. Step 2: Convert to fraction form
    623,371,509.10/933,193,086.62 = 376,982,470.72/x
  3. Step 3: Cross multiply
    623,371,509.10x = 933,193,086.62 × 376,982,470.72
  4. Step 4: Simplify right side
    623,371,509.10x = 351,797,435,452,830,592
  5. Step 5: Solve for x
    x = 351,797,435,452,830,592/623,371,509.10
  6. Step 6: Final answer
    x = 564,346,349.36

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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.