Home / 488,831,490.50-674,600,241.84-265,826,214.88

Finding the Fourth Proportional to 488,831,490.50, 674,600,241.84 and 265,826,214.88

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Solution

The fourth proportional to 488,831,490.50, 674,600,241.84 and 265,826,214.88 is: 366,847,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,831,490.50 : 674,600,241.84 = 265,826,214.88 : x
  2. Step 2: Convert to fraction form
    488,831,490.50/674,600,241.84 = 265,826,214.88/x
  3. Step 3: Cross multiply
    488,831,490.50x = 674,600,241.84 × 265,826,214.88
  4. Step 4: Simplify right side
    488,831,490.50x = 179,326,428,845,459,808
  5. Step 5: Solve for x
    x = 179,326,428,845,459,808/488,831,490.50
  6. Step 6: Final answer
    x = 366,847,128.98

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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.