Home / 549,863,692.13-758,806,560.27-298,968,080.64

Finding the Fourth Proportional to 549,863,692.13, 758,806,560.27 and 298,968,080.64

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Solution

The fourth proportional to 549,863,692.13, 758,806,560.27 and 298,968,080.64 is: 412,573,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,863,692.13 : 758,806,560.27 = 298,968,080.64 : x
  2. Step 2: Convert to fraction form
    549,863,692.13/758,806,560.27 = 298,968,080.64/x
  3. Step 3: Cross multiply
    549,863,692.13x = 758,806,560.27 × 298,968,080.64
  4. Step 4: Simplify right side
    549,863,692.13x = 226,858,940,900,962,368
  5. Step 5: Solve for x
    x = 226,858,940,900,962,368/549,863,692.13
  6. Step 6: Final answer
    x = 412,573,050.65

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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.