Home / 488,831,486.49-674,600,236.31-265,826,210.87

Finding the Fourth Proportional to 488,831,486.49, 674,600,236.31 and 265,826,210.87

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Solution

The fourth proportional to 488,831,486.49, 674,600,236.31 and 265,826,210.87 is: 366,847,123.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,831,486.49 : 674,600,236.31 = 265,826,210.87 : x
  2. Step 2: Convert to fraction form
    488,831,486.49/674,600,236.31 = 265,826,210.87/x
  3. Step 3: Cross multiply
    488,831,486.49x = 674,600,236.31 × 265,826,210.87
  4. Step 4: Simplify right side
    488,831,486.49x = 179,326,424,672,644,960
  5. Step 5: Solve for x
    x = 179,326,424,672,644,960/488,831,486.49
  6. Step 6: Final answer
    x = 366,847,123.45

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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.