Home / 1,314,860,147.94-1,971,825,008.06-381,988,914.68

Finding the Fourth Proportional to 1,314,860,147.94, 1,971,825,008.06 and 381,988,914.68

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Solution

The fourth proportional to 1,314,860,147.94, 1,971,825,008.06 and 381,988,914.68 is: 572,848,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,860,147.94 : 1,971,825,008.06 = 381,988,914.68 : x
  2. Step 2: Convert to fraction form
    1,314,860,147.94/1,971,825,008.06 = 381,988,914.68/x
  3. Step 3: Cross multiply
    1,314,860,147.94x = 1,971,825,008.06 × 381,988,914.68
  4. Step 4: Simplify right side
    1,314,860,147.94x = 753,215,294,767,721,600
  5. Step 5: Solve for x
    x = 753,215,294,767,721,600/1,314,860,147.94
  6. Step 6: Final answer
    x = 572,848,219.60

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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.