Home / 190,092,000.30-285,138,000.45-151,828,248.30

Finding the Fourth Proportional to 190,092,000.30, 285,138,000.45 and 151,828,248.30

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Solution

The fourth proportional to 190,092,000.30, 285,138,000.45 and 151,828,248.30 is: 227,742,372.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,092,000.30 : 285,138,000.45 = 151,828,248.30 : x
  2. Step 2: Convert to fraction form
    190,092,000.30/285,138,000.45 = 151,828,248.30/x
  3. Step 3: Cross multiply
    190,092,000.30x = 285,138,000.45 × 151,828,248.30
  4. Step 4: Simplify right side
    190,092,000.30x = 43,292,003,132,088,112
  5. Step 5: Solve for x
    x = 43,292,003,132,088,112/190,092,000.30
  6. Step 6: Final answer
    x = 227,742,372.45

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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.