Home / 453,912,306.40-680,868,459.60-298,944,110.80

Finding the Fourth Proportional to 453,912,306.40, 680,868,459.60 and 298,944,110.80

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Solution

The fourth proportional to 453,912,306.40, 680,868,459.60 and 298,944,110.80 is: 448,416,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,912,306.40 : 680,868,459.60 = 298,944,110.80 : x
  2. Step 2: Convert to fraction form
    453,912,306.40/680,868,459.60 = 298,944,110.80/x
  3. Step 3: Cross multiply
    453,912,306.40x = 680,868,459.60 × 298,944,110.80
  4. Step 4: Simplify right side
    453,912,306.40x = 203,541,616,226,887,744
  5. Step 5: Solve for x
    x = 203,541,616,226,887,744/453,912,306.40
  6. Step 6: Final answer
    x = 448,416,166.20

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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.