Home / 1,307,232,006.10-1,960,848,009.15-1,207,462,815.70

Finding the Fourth Proportional to 1,307,232,006.10, 1,960,848,009.15 and 1,207,462,815.70

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Solution

The fourth proportional to 1,307,232,006.10, 1,960,848,009.15 and 1,207,462,815.70 is: 1,811,194,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,232,006.10 : 1,960,848,009.15 = 1,207,462,815.70 : x
  2. Step 2: Convert to fraction form
    1,307,232,006.10/1,960,848,009.15 = 1,207,462,815.70/x
  3. Step 3: Cross multiply
    1,307,232,006.10x = 1,960,848,009.15 × 1,207,462,815.70
  4. Step 4: Simplify right side
    1,307,232,006.10x = 2,367,651,058,287,998,464
  5. Step 5: Solve for x
    x = 2,367,651,058,287,998,464/1,307,232,006.10
  6. Step 6: Final answer
    x = 1,811,194,223.55

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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.