Home / 949,713,575.72-1,310,603,740.50-532,028,801.18

Finding the Fourth Proportional to 949,713,575.72, 1,310,603,740.50 and 532,028,801.18

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Solution

The fourth proportional to 949,713,575.72, 1,310,603,740.50 and 532,028,801.18 is: 734,199,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,713,575.72 : 1,310,603,740.50 = 532,028,801.18 : x
  2. Step 2: Convert to fraction form
    949,713,575.72/1,310,603,740.50 = 532,028,801.18/x
  3. Step 3: Cross multiply
    949,713,575.72x = 1,310,603,740.50 × 532,028,801.18
  4. Step 4: Simplify right side
    949,713,575.72x = 697,278,936,880,238,848
  5. Step 5: Solve for x
    x = 697,278,936,880,238,848/949,713,575.72
  6. Step 6: Final answer
    x = 734,199,188.79

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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.