Home / 966,860,276.60-1,450,290,414.90-320,544,039.80

Finding the Fourth Proportional to 966,860,276.60, 1,450,290,414.90 and 320,544,039.80

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Solution

The fourth proportional to 966,860,276.60, 1,450,290,414.90 and 320,544,039.80 is: 480,816,059.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,860,276.60 : 1,450,290,414.90 = 320,544,039.80 : x
  2. Step 2: Convert to fraction form
    966,860,276.60/1,450,290,414.90 = 320,544,039.80/x
  3. Step 3: Cross multiply
    966,860,276.60x = 1,450,290,414.90 × 320,544,039.80
  4. Step 4: Simplify right side
    966,860,276.60x = 464,881,948,475,264,192
  5. Step 5: Solve for x
    x = 464,881,948,475,264,192/966,860,276.60
  6. Step 6: Final answer
    x = 480,816,059.70

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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.