Home / 230,148,190.13-345,358,487-84,683,903.43

Finding the Fourth Proportional to 230,148,190.13, 345,358,487 and 84,683,903.43

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Solution

The fourth proportional to 230,148,190.13, 345,358,487 and 84,683,903.43 is: 127,075,971.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,148,190.13 : 345,358,487 = 84,683,903.43 : x
  2. Step 2: Convert to fraction form
    230,148,190.13/345,358,487 = 84,683,903.43/x
  3. Step 3: Cross multiply
    230,148,190.13x = 345,358,487 × 84,683,903.43
  4. Step 4: Simplify right side
    230,148,190.13x = 29,246,304,761,838,912
  5. Step 5: Solve for x
    x = 29,246,304,761,838,912/230,148,190.13
  6. Step 6: Final answer
    x = 127,075,971.12

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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.