Home / 357,459,451.25-493,281,461.13-196,522,263.00

Finding the Fourth Proportional to 357,459,451.25, 493,281,461.13 and 196,522,263.00

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Solution

The fourth proportional to 357,459,451.25, 493,281,461.13 and 196,522,263.00 is: 271,193,805.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,459,451.25 : 493,281,461.13 = 196,522,263.00 : x
  2. Step 2: Convert to fraction form
    357,459,451.25/493,281,461.13 = 196,522,263.00/x
  3. Step 3: Cross multiply
    357,459,451.25x = 493,281,461.13 × 196,522,263.00
  4. Step 4: Simplify right side
    357,459,451.25x = 96,940,789,037,464,736
  5. Step 5: Solve for x
    x = 96,940,789,037,464,736/357,459,451.25
  6. Step 6: Final answer
    x = 271,193,805.89

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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.