Home / 103,461,036-155,217,914.64-30,680,475.36

Finding the Fourth Proportional to 103,461,036, 155,217,914.64 and 30,680,475.36

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Solution

The fourth proportional to 103,461,036, 155,217,914.64 and 30,680,475.36 is: 46,028,530.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,461,036 : 155,217,914.64 = 30,680,475.36 : x
  2. Step 2: Convert to fraction form
    103,461,036/155,217,914.64 = 30,680,475.36/x
  3. Step 3: Cross multiply
    103,461,036x = 155,217,914.64 × 30,680,475.36
  4. Step 4: Simplify right side
    103,461,036x = 4,762,159,405,543,103
  5. Step 5: Solve for x
    x = 4,762,159,405,543,103/103,461,036
  6. Step 6: Final answer
    x = 46,028,530.06

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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.