Home / 624,661,946.78-861,530,847.54-549,146,817.15

Finding the Fourth Proportional to 624,661,946.78, 861,530,847.54 and 549,146,817.15

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Solution

The fourth proportional to 624,661,946.78, 861,530,847.54 and 549,146,817.15 is: 757,380,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,661,946.78 : 861,530,847.54 = 549,146,817.15 : x
  2. Step 2: Convert to fraction form
    624,661,946.78/861,530,847.54 = 549,146,817.15/x
  3. Step 3: Cross multiply
    624,661,946.78x = 861,530,847.54 × 549,146,817.15
  4. Step 4: Simplify right side
    624,661,946.78x = 473,106,922,803,132,864
  5. Step 5: Solve for x
    x = 473,106,922,803,132,864/624,661,946.78
  6. Step 6: Final answer
    x = 757,380,732.48

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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.