Home / 629,877,290.20-944,815,935.30-357,779,498.20

Finding the Fourth Proportional to 629,877,290.20, 944,815,935.30 and 357,779,498.20

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Solution

The fourth proportional to 629,877,290.20, 944,815,935.30 and 357,779,498.20 is: 536,669,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,877,290.20 : 944,815,935.30 = 357,779,498.20 : x
  2. Step 2: Convert to fraction form
    629,877,290.20/944,815,935.30 = 357,779,498.20/x
  3. Step 3: Cross multiply
    629,877,290.20x = 944,815,935.30 × 357,779,498.20
  4. Step 4: Simplify right side
    629,877,290.20x = 338,035,771,222,997,632
  5. Step 5: Solve for x
    x = 338,035,771,222,997,632/629,877,290.20
  6. Step 6: Final answer
    x = 536,669,247.30

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Double scale
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Similar ratio
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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.