Home / 286,359,127.98-395,164,472.45-175,036,361.03

Finding the Fourth Proportional to 286,359,127.98, 395,164,472.45 and 175,036,361.03

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Solution

The fourth proportional to 286,359,127.98, 395,164,472.45 and 175,036,361.03 is: 241,543,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,359,127.98 : 395,164,472.45 = 175,036,361.03 : x
  2. Step 2: Convert to fraction form
    286,359,127.98/395,164,472.45 = 175,036,361.03/x
  3. Step 3: Cross multiply
    286,359,127.98x = 395,164,472.45 × 175,036,361.03
  4. Step 4: Simplify right side
    286,359,127.98x = 69,168,151,266,100,416
  5. Step 5: Solve for x
    x = 69,168,151,266,100,416/286,359,127.98
  6. Step 6: Final answer
    x = 241,543,378.60

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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.