Home / 673,963,410.10-1,010,945,115.15-440,160,862.90

Finding the Fourth Proportional to 673,963,410.10, 1,010,945,115.15 and 440,160,862.90

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Solution

The fourth proportional to 673,963,410.10, 1,010,945,115.15 and 440,160,862.90 is: 660,241,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,963,410.10 : 1,010,945,115.15 = 440,160,862.90 : x
  2. Step 2: Convert to fraction form
    673,963,410.10/1,010,945,115.15 = 440,160,862.90/x
  3. Step 3: Cross multiply
    673,963,410.10x = 1,010,945,115.15 × 440,160,862.90
  4. Step 4: Simplify right side
    673,963,410.10x = 444,978,474,228,963,840
  5. Step 5: Solve for x
    x = 444,978,474,228,963,840/673,963,410.10
  6. Step 6: Final answer
    x = 660,241,294.35

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Double scale
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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.