Home / 27,355,145,935.32-40,979,280,644.10-18,845,025,478.04

Finding the Fourth Proportional to 27,355,145,935.32, 40,979,280,644.10 and 18,845,025,478.04

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Solution

The fourth proportional to 27,355,145,935.32, 40,979,280,644.10 and 18,845,025,478.04 is: 28,230,724,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,355,145,935.32 : 40,979,280,644.10 = 18,845,025,478.04 : x
  2. Step 2: Convert to fraction form
    27,355,145,935.32/40,979,280,644.10 = 18,845,025,478.04/x
  3. Step 3: Cross multiply
    27,355,145,935.32x = 40,979,280,644.10 × 18,845,025,478.04
  4. Step 4: Simplify right side
    27,355,145,935.32x = 772,255,587,809,897,873,408
  5. Step 5: Solve for x
    x = 772,255,587,809,897,873,408/27,355,145,935.32
  6. Step 6: Final answer
    x = 28,230,724,472.68

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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.