Home / 918,091,364.40-1,377,137,046.60-860,695,736.40

Finding the Fourth Proportional to 918,091,364.40, 1,377,137,046.60 and 860,695,736.40

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Solution

The fourth proportional to 918,091,364.40, 1,377,137,046.60 and 860,695,736.40 is: 1,291,043,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,091,364.40 : 1,377,137,046.60 = 860,695,736.40 : x
  2. Step 2: Convert to fraction form
    918,091,364.40/1,377,137,046.60 = 860,695,736.40/x
  3. Step 3: Cross multiply
    918,091,364.40x = 1,377,137,046.60 × 860,695,736.40
  4. Step 4: Simplify right side
    918,091,364.40x = 1,185,295,984,447,108,096
  5. Step 5: Solve for x
    x = 1,185,295,984,447,108,096/918,091,364.40
  6. Step 6: Final answer
    x = 1,291,043,604.60

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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.