Home / 1,618,191,800.80-2,423,181,973.20-890,358,200.80

Finding the Fourth Proportional to 1,618,191,800.80, 2,423,181,973.20 and 890,358,200.80

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Solution

The fourth proportional to 1,618,191,800.80, 2,423,181,973.20 and 890,358,200.80 is: 1,333,278,255.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,191,800.80 : 2,423,181,973.20 = 890,358,200.80 : x
  2. Step 2: Convert to fraction form
    1,618,191,800.80/2,423,181,973.20 = 890,358,200.80/x
  3. Step 3: Cross multiply
    1,618,191,800.80x = 2,423,181,973.20 × 890,358,200.80
  4. Step 4: Simplify right side
    1,618,191,800.80x = 2,157,499,941,869,345,536
  5. Step 5: Solve for x
    x = 2,157,499,941,869,345,536/1,618,191,800.80
  6. Step 6: Final answer
    x = 1,333,278,255.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.