Home / 682,459,392.18-1,023,718,221.54-268,026,030.12

Finding the Fourth Proportional to 682,459,392.18, 1,023,718,221.54 and 268,026,030.12

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Solution

The fourth proportional to 682,459,392.18, 1,023,718,221.54 and 268,026,030.12 is: 402,050,486.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,459,392.18 : 1,023,718,221.54 = 268,026,030.12 : x
  2. Step 2: Convert to fraction form
    682,459,392.18/1,023,718,221.54 = 268,026,030.12/x
  3. Step 3: Cross multiply
    682,459,392.18x = 1,023,718,221.54 × 268,026,030.12
  4. Step 4: Simplify right side
    682,459,392.18x = 274,383,130,880,872,864
  5. Step 5: Solve for x
    x = 274,383,130,880,872,864/682,459,392.18
  6. Step 6: Final answer
    x = 402,050,486.85

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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.