Home / 70,963,669.60-106,445,504.40-48,288,853.60

Finding the Fourth Proportional to 70,963,669.60, 106,445,504.40 and 48,288,853.60

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Solution

The fourth proportional to 70,963,669.60, 106,445,504.40 and 48,288,853.60 is: 72,433,280.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,963,669.60 : 106,445,504.40 = 48,288,853.60 : x
  2. Step 2: Convert to fraction form
    70,963,669.60/106,445,504.40 = 48,288,853.60/x
  3. Step 3: Cross multiply
    70,963,669.60x = 106,445,504.40 × 48,288,853.60
  4. Step 4: Simplify right side
    70,963,669.60x = 5,140,131,378,349,756
  5. Step 5: Solve for x
    x = 5,140,131,378,349,756/70,963,669.60
  6. Step 6: Final answer
    x = 72,433,280.40

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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.