Home / 43,068,148.32-64,544,516.32-40,310,043.28

Finding the Fourth Proportional to 43,068,148.32, 64,544,516.32 and 40,310,043.28

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Solution

The fourth proportional to 43,068,148.32, 64,544,516.32 and 40,310,043.28 is: 60,411,054.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068,148.32 : 64,544,516.32 = 40,310,043.28 : x
  2. Step 2: Convert to fraction form
    43,068,148.32/64,544,516.32 = 40,310,043.28/x
  3. Step 3: Cross multiply
    43,068,148.32x = 64,544,516.32 × 40,310,043.28
  4. Step 4: Simplify right side
    43,068,148.32x = 2,601,792,246,345,866.50
  5. Step 5: Solve for x
    x = 2,601,792,246,345,866.50/43,068,148.32
  6. Step 6: Final answer
    x = 60,411,054.29

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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.