Home / 791,958,406.38-1,092,851,688.75-439,534,635.84

Finding the Fourth Proportional to 791,958,406.38, 1,092,851,688.75 and 439,534,635.84

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Solution

The fourth proportional to 791,958,406.38, 1,092,851,688.75 and 439,534,635.84 is: 606,529,541.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,958,406.38 : 1,092,851,688.75 = 439,534,635.84 : x
  2. Step 2: Convert to fraction form
    791,958,406.38/1,092,851,688.75 = 439,534,635.84/x
  3. Step 3: Cross multiply
    791,958,406.38x = 1,092,851,688.75 × 439,534,635.84
  4. Step 4: Simplify right side
    791,958,406.38x = 480,346,169,041,860,224
  5. Step 5: Solve for x
    x = 480,346,169,041,860,224/791,958,406.38
  6. Step 6: Final answer
    x = 606,529,541.42

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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.