Home / 699,071,646.60-1,049,279,316.30-354,414,443.40

Finding the Fourth Proportional to 699,071,646.60, 1,049,279,316.30 and 354,414,443.40

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Solution

The fourth proportional to 699,071,646.60, 1,049,279,316.30 and 354,414,443.40 is: 531,962,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,071,646.60 : 1,049,279,316.30 = 354,414,443.40 : x
  2. Step 2: Convert to fraction form
    699,071,646.60/1,049,279,316.30 = 354,414,443.40/x
  3. Step 3: Cross multiply
    699,071,646.60x = 1,049,279,316.30 × 354,414,443.40
  4. Step 4: Simplify right side
    699,071,646.60x = 371,879,744,857,596,992
  5. Step 5: Solve for x
    x = 371,879,744,857,596,992/699,071,646.60
  6. Step 6: Final answer
    x = 531,962,276.92

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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.