Home / 5,520,532,821.69-8,277,893,578.72-3,774,234,967.53

Finding the Fourth Proportional to 5,520,532,821.69, 8,277,893,578.72 and 3,774,234,967.53

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Solution

The fourth proportional to 5,520,532,821.69, 8,277,893,578.72 and 3,774,234,967.53 is: 5,659,365,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520,532,821.69 : 8,277,893,578.72 = 3,774,234,967.53 : x
  2. Step 2: Convert to fraction form
    5,520,532,821.69/8,277,893,578.72 = 3,774,234,967.53/x
  3. Step 3: Cross multiply
    5,520,532,821.69x = 8,277,893,578.72 × 3,774,234,967.53
  4. Step 4: Simplify right side
    5,520,532,821.69x = 31,242,715,402,271,281,152
  5. Step 5: Solve for x
    x = 31,242,715,402,271,281,152/5,520,532,821.69
  6. Step 6: Final answer
    x = 5,659,365,936.47

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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.