Home / 708,590,513.70-1,062,885,770.55-448,397,000.10

Finding the Fourth Proportional to 708,590,513.70, 1,062,885,770.55 and 448,397,000.10

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Solution

The fourth proportional to 708,590,513.70, 1,062,885,770.55 and 448,397,000.10 is: 672,595,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590,513.70 : 1,062,885,770.55 = 448,397,000.10 : x
  2. Step 2: Convert to fraction form
    708,590,513.70/1,062,885,770.55 = 448,397,000.10/x
  3. Step 3: Cross multiply
    708,590,513.70x = 1,062,885,770.55 × 448,397,000.10
  4. Step 4: Simplify right side
    708,590,513.70x = 476,594,790,963,596,928
  5. Step 5: Solve for x
    x = 476,594,790,963,596,928/708,590,513.70
  6. Step 6: Final answer
    x = 672,595,500.15

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Double scale
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Similar ratio
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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.