Home / 839,660,752.58-1,159,151,343.64-522,223,317.50

Finding the Fourth Proportional to 839,660,752.58, 1,159,151,343.64 and 522,223,317.50

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Solution

The fourth proportional to 839,660,752.58, 1,159,151,343.64 and 522,223,317.50 is: 720,929,087.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,660,752.58 : 1,159,151,343.64 = 522,223,317.50 : x
  2. Step 2: Convert to fraction form
    839,660,752.58/1,159,151,343.64 = 522,223,317.50/x
  3. Step 3: Cross multiply
    839,660,752.58x = 1,159,151,343.64 × 522,223,317.50
  4. Step 4: Simplify right side
    839,660,752.58x = 605,335,860,160,263,424
  5. Step 5: Solve for x
    x = 605,335,860,160,263,424/839,660,752.58
  6. Step 6: Final answer
    x = 720,929,087.49

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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.