Home / 510,408,864.40-765,613,296.60-251,748,000.40

Finding the Fourth Proportional to 510,408,864.40, 765,613,296.60 and 251,748,000.40

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Solution

The fourth proportional to 510,408,864.40, 765,613,296.60 and 251,748,000.40 is: 377,622,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,408,864.40 : 765,613,296.60 = 251,748,000.40 : x
  2. Step 2: Convert to fraction form
    510,408,864.40/765,613,296.60 = 251,748,000.40/x
  3. Step 3: Cross multiply
    510,408,864.40x = 765,613,296.60 × 251,748,000.40
  4. Step 4: Simplify right side
    510,408,864.40x = 192,741,616,498,702,144
  5. Step 5: Solve for x
    x = 192,741,616,498,702,144/510,408,864.40
  6. Step 6: Final answer
    x = 377,622,000.60

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1.5x scale

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.