Home / 557,635,546.60-836,453,319.90-513,044,852.20

Finding the Fourth Proportional to 557,635,546.60, 836,453,319.90 and 513,044,852.20

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Solution

The fourth proportional to 557,635,546.60, 836,453,319.90 and 513,044,852.20 is: 769,567,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,635,546.60 : 836,453,319.90 = 513,044,852.20 : x
  2. Step 2: Convert to fraction form
    557,635,546.60/836,453,319.90 = 513,044,852.20/x
  3. Step 3: Cross multiply
    557,635,546.60x = 836,453,319.90 × 513,044,852.20
  4. Step 4: Simplify right side
    557,635,546.60x = 429,138,069,880,294,784
  5. Step 5: Solve for x
    x = 429,138,069,880,294,784/557,635,546.60
  6. Step 6: Final answer
    x = 769,567,278.30

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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.