Home / 676,590,558.54-1,014,890,321.88-262,113,411.84

Finding the Fourth Proportional to 676,590,558.54, 1,014,890,321.88 and 262,113,411.84

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Solution

The fourth proportional to 676,590,558.54, 1,014,890,321.88 and 262,113,411.84 is: 393,171,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,590,558.54 : 1,014,890,321.88 = 262,113,411.84 : x
  2. Step 2: Convert to fraction form
    676,590,558.54/1,014,890,321.88 = 262,113,411.84/x
  3. Step 3: Cross multiply
    676,590,558.54x = 1,014,890,321.88 × 262,113,411.84
  4. Step 4: Simplify right side
    676,590,558.54x = 266,016,364,911,362,592
  5. Step 5: Solve for x
    x = 266,016,364,911,362,592/676,590,558.54
  6. Step 6: Final answer
    x = 393,171,854.90

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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.