Home / 310,987,069.40-466,546,118.53-100,881,349.73

Finding the Fourth Proportional to 310,987,069.40, 466,546,118.53 and 100,881,349.73

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Solution

The fourth proportional to 310,987,069.40, 466,546,118.53 and 100,881,349.73 is: 151,343,276.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,987,069.40 : 466,546,118.53 = 100,881,349.73 : x
  2. Step 2: Convert to fraction form
    310,987,069.40/466,546,118.53 = 100,881,349.73/x
  3. Step 3: Cross multiply
    310,987,069.40x = 466,546,118.53 × 100,881,349.73
  4. Step 4: Simplify right side
    310,987,069.40x = 47,065,802,147,763,576
  5. Step 5: Solve for x
    x = 47,065,802,147,763,576/310,987,069.40
  6. Step 6: Final answer
    x = 151,343,276.87

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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.