Home / 190,141,090.80-284,959,693.80-168,474,044.40

Finding the Fourth Proportional to 190,141,090.80, 284,959,693.80 and 168,474,044.40

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Solution

The fourth proportional to 190,141,090.80, 284,959,693.80 and 168,474,044.40 is: 252,487,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,141,090.80 : 284,959,693.80 = 168,474,044.40 : x
  2. Step 2: Convert to fraction form
    190,141,090.80/284,959,693.80 = 168,474,044.40/x
  3. Step 3: Cross multiply
    190,141,090.80x = 284,959,693.80 × 168,474,044.40
  4. Step 4: Simplify right side
    190,141,090.80x = 48,008,312,105,471,608
  5. Step 5: Solve for x
    x = 48,008,312,105,471,608/190,141,090.80
  6. Step 6: Final answer
    x = 252,487,833.66

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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.