Home / 297,778,889.20-446,668,333.80-90,516,899.20

Finding the Fourth Proportional to 297,778,889.20, 446,668,333.80 and 90,516,899.20

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Solution

The fourth proportional to 297,778,889.20, 446,668,333.80 and 90,516,899.20 is: 135,775,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,778,889.20 : 446,668,333.80 = 90,516,899.20 : x
  2. Step 2: Convert to fraction form
    297,778,889.20/446,668,333.80 = 90,516,899.20/x
  3. Step 3: Cross multiply
    297,778,889.20x = 446,668,333.80 × 90,516,899.20
  4. Step 4: Simplify right side
    297,778,889.20x = 40,431,032,546,406,552
  5. Step 5: Solve for x
    x = 40,431,032,546,406,552/297,778,889.20
  6. Step 6: Final answer
    x = 135,775,348.80

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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.