Home / 970,848,045.45-1,456,272,068.18-324,615,789.45

Finding the Fourth Proportional to 970,848,045.45, 1,456,272,068.18 and 324,615,789.45

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Solution

The fourth proportional to 970,848,045.45, 1,456,272,068.18 and 324,615,789.45 is: 486,923,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,848,045.45 : 1,456,272,068.18 = 324,615,789.45 : x
  2. Step 2: Convert to fraction form
    970,848,045.45/1,456,272,068.18 = 324,615,789.45/x
  3. Step 3: Cross multiply
    970,848,045.45x = 1,456,272,068.18 × 324,615,789.45
  4. Step 4: Simplify right side
    970,848,045.45x = 472,728,907,064,611,840
  5. Step 5: Solve for x
    x = 472,728,907,064,611,840/970,848,045.45
  6. Step 6: Final answer
    x = 486,923,684.18

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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.