Home / 673,415,730.80-1,010,123,596.20-413,789,087.60

Finding the Fourth Proportional to 673,415,730.80, 1,010,123,596.20 and 413,789,087.60

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Solution

The fourth proportional to 673,415,730.80, 1,010,123,596.20 and 413,789,087.60 is: 620,683,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,415,730.80 : 1,010,123,596.20 = 413,789,087.60 : x
  2. Step 2: Convert to fraction form
    673,415,730.80/1,010,123,596.20 = 413,789,087.60/x
  3. Step 3: Cross multiply
    673,415,730.80x = 1,010,123,596.20 × 413,789,087.60
  4. Step 4: Simplify right side
    673,415,730.80x = 417,978,121,234,828,864
  5. Step 5: Solve for x
    x = 417,978,121,234,828,864/673,415,730.80
  6. Step 6: Final answer
    x = 620,683,631.40

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Double scale
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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.