Home / 1,000,570,310.10-1,380,787,156.89-554,562,466.83

Finding the Fourth Proportional to 1,000,570,310.10, 1,380,787,156.89 and 554,562,466.83

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Solution

The fourth proportional to 1,000,570,310.10, 1,380,787,156.89 and 554,562,466.83 is: 765,296,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,570,310.10 : 1,380,787,156.89 = 554,562,466.83 : x
  2. Step 2: Convert to fraction form
    1,000,570,310.10/1,380,787,156.89 = 554,562,466.83/x
  3. Step 3: Cross multiply
    1,000,570,310.10x = 1,380,787,156.89 × 554,562,466.83
  4. Step 4: Simplify right side
    1,000,570,310.10x = 765,732,731,892,100,736
  5. Step 5: Solve for x
    x = 765,732,731,892,100,736/1,000,570,310.10
  6. Step 6: Final answer
    x = 765,296,275.70

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Double scale
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1.5x scale

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.