Home / 1,555,487,259.60-2,146,529,950.88-860,102,458.32

Finding the Fourth Proportional to 1,555,487,259.60, 2,146,529,950.88 and 860,102,458.32

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Solution

The fourth proportional to 1,555,487,259.60, 2,146,529,950.88 and 860,102,458.32 is: 1,186,917,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,487,259.60 : 2,146,529,950.88 = 860,102,458.32 : x
  2. Step 2: Convert to fraction form
    1,555,487,259.60/2,146,529,950.88 = 860,102,458.32/x
  3. Step 3: Cross multiply
    1,555,487,259.60x = 2,146,529,950.88 × 860,102,458.32
  4. Step 4: Simplify right side
    1,555,487,259.60x = 1,846,235,687,609,396,992
  5. Step 5: Solve for x
    x = 1,846,235,687,609,396,992/1,555,487,259.60
  6. Step 6: Final answer
    x = 1,186,917,910.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.