Home / 93,170,141.58-128,575,303.80-54,035,120.37

Finding the Fourth Proportional to 93,170,141.58, 128,575,303.80 and 54,035,120.37

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Solution

The fourth proportional to 93,170,141.58, 128,575,303.80 and 54,035,120.37 is: 74,568,760.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,170,141.58 : 128,575,303.80 = 54,035,120.37 : x
  2. Step 2: Convert to fraction form
    93,170,141.58/128,575,303.80 = 54,035,120.37/x
  3. Step 3: Cross multiply
    93,170,141.58x = 128,575,303.80 × 54,035,120.37
  4. Step 4: Simplify right side
    93,170,141.58x = 6,947,582,017,442,318
  5. Step 5: Solve for x
    x = 6,947,582,017,442,318/93,170,141.58
  6. Step 6: Final answer
    x = 74,568,760.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.