Home / 185,572,628.32-256,090,218.96-103,074,089.44

Finding the Fourth Proportional to 185,572,628.32, 256,090,218.96 and 103,074,089.44

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Solution

The fourth proportional to 185,572,628.32, 256,090,218.96 and 103,074,089.44 is: 142,242,238.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,572,628.32 : 256,090,218.96 = 103,074,089.44 : x
  2. Step 2: Convert to fraction form
    185,572,628.32/256,090,218.96 = 103,074,089.44/x
  3. Step 3: Cross multiply
    185,572,628.32x = 256,090,218.96 × 103,074,089.44
  4. Step 4: Simplify right side
    185,572,628.32x = 26,396,266,133,792,224
  5. Step 5: Solve for x
    x = 26,396,266,133,792,224/185,572,628.32
  6. Step 6: Final answer
    x = 142,242,238.92

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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.