Home / 425,440,806.60-587,153,450.56-249,376,728.32

Finding the Fourth Proportional to 425,440,806.60, 587,153,450.56 and 249,376,728.32

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Solution

The fourth proportional to 425,440,806.60, 587,153,450.56 and 249,376,728.32 is: 344,166,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,440,806.60 : 587,153,450.56 = 249,376,728.32 : x
  2. Step 2: Convert to fraction form
    425,440,806.60/587,153,450.56 = 249,376,728.32/x
  3. Step 3: Cross multiply
    425,440,806.60x = 587,153,450.56 × 249,376,728.32
  4. Step 4: Simplify right side
    425,440,806.60x = 146,422,406,522,451,648
  5. Step 5: Solve for x
    x = 146,422,406,522,451,648/425,440,806.60
  6. Step 6: Final answer
    x = 344,166,342.89

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.