Home / 190,092,000.80-285,138,001.20-151,828,248.80

Finding the Fourth Proportional to 190,092,000.80, 285,138,001.20 and 151,828,248.80

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Solution

The fourth proportional to 190,092,000.80, 285,138,001.20 and 151,828,248.80 is: 227,742,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,092,000.80 : 285,138,001.20 = 151,828,248.80 : x
  2. Step 2: Convert to fraction form
    190,092,000.80/285,138,001.20 = 151,828,248.80/x
  3. Step 3: Cross multiply
    190,092,000.80x = 285,138,001.20 × 151,828,248.80
  4. Step 4: Simplify right side
    190,092,000.80x = 43,292,003,388,528,304
  5. Step 5: Solve for x
    x = 43,292,003,388,528,304/190,092,000.80
  6. Step 6: Final answer
    x = 227,742,373.20

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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.