Home / 1,635,503,000.40-2,453,254,500.60-990,530,456.40

Finding the Fourth Proportional to 1,635,503,000.40, 2,453,254,500.60 and 990,530,456.40

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Solution

The fourth proportional to 1,635,503,000.40, 2,453,254,500.60 and 990,530,456.40 is: 1,485,795,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,503,000.40 : 2,453,254,500.60 = 990,530,456.40 : x
  2. Step 2: Convert to fraction form
    1,635,503,000.40/2,453,254,500.60 = 990,530,456.40/x
  3. Step 3: Cross multiply
    1,635,503,000.40x = 2,453,254,500.60 × 990,530,456.40
  4. Step 4: Simplify right side
    1,635,503,000.40x = 2,430,023,300,144,671,744
  5. Step 5: Solve for x
    x = 2,430,023,300,144,671,744/1,635,503,000.40
  6. Step 6: Final answer
    x = 1,485,795,684.60

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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.