Home / 424,824,819.60-637,237,229.40-310,033,563.60

Finding the Fourth Proportional to 424,824,819.60, 637,237,229.40 and 310,033,563.60

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Solution

The fourth proportional to 424,824,819.60, 637,237,229.40 and 310,033,563.60 is: 465,050,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,824,819.60 : 637,237,229.40 = 310,033,563.60 : x
  2. Step 2: Convert to fraction form
    424,824,819.60/637,237,229.40 = 310,033,563.60/x
  3. Step 3: Cross multiply
    424,824,819.60x = 637,237,229.40 × 310,033,563.60
  4. Step 4: Simplify right side
    424,824,819.60x = 197,564,929,089,472,704
  5. Step 5: Solve for x
    x = 197,564,929,089,472,704/424,824,819.60
  6. Step 6: Final answer
    x = 465,050,345.40

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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.