Home / 705,113,251.32-1,056,960,367.38-290,892,185.40

Finding the Fourth Proportional to 705,113,251.32, 1,056,960,367.38 and 290,892,185.40

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Solution

The fourth proportional to 705,113,251.32, 1,056,960,367.38 and 290,892,185.40 is: 436,045,572.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,113,251.32 : 1,056,960,367.38 = 290,892,185.40 : x
  2. Step 2: Convert to fraction form
    705,113,251.32/1,056,960,367.38 = 290,892,185.40/x
  3. Step 3: Cross multiply
    705,113,251.32x = 1,056,960,367.38 × 290,892,185.40
  4. Step 4: Simplify right side
    705,113,251.32x = 307,461,511,148,355,072
  5. Step 5: Solve for x
    x = 307,461,511,148,355,072/705,113,251.32
  6. Step 6: Final answer
    x = 436,045,572.22

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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.