Home / 257,042,057.04-354,714,409.98-145,530,022.32

Finding the Fourth Proportional to 257,042,057.04, 354,714,409.98 and 145,530,022.32

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Solution

The fourth proportional to 257,042,057.04, 354,714,409.98 and 145,530,022.32 is: 200,829,376.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,042,057.04 : 354,714,409.98 = 145,530,022.32 : x
  2. Step 2: Convert to fraction form
    257,042,057.04/354,714,409.98 = 145,530,022.32/x
  3. Step 3: Cross multiply
    257,042,057.04x = 354,714,409.98 × 145,530,022.32
  4. Step 4: Simplify right side
    257,042,057.04x = 51,621,596,001,615,032
  5. Step 5: Solve for x
    x = 51,621,596,001,615,032/257,042,057.04
  6. Step 6: Final answer
    x = 200,829,376.31

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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.