Home / 538,996,267.60-808,494,401.40-297,131,563.60

Finding the Fourth Proportional to 538,996,267.60, 808,494,401.40 and 297,131,563.60

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Solution

The fourth proportional to 538,996,267.60, 808,494,401.40 and 297,131,563.60 is: 445,697,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,996,267.60 : 808,494,401.40 = 297,131,563.60 : x
  2. Step 2: Convert to fraction form
    538,996,267.60/808,494,401.40 = 297,131,563.60/x
  3. Step 3: Cross multiply
    538,996,267.60x = 808,494,401.40 × 297,131,563.60
  4. Step 4: Simplify right side
    538,996,267.60x = 240,229,205,649,828,032
  5. Step 5: Solve for x
    x = 240,229,205,649,828,032/538,996,267.60
  6. Step 6: Final answer
    x = 445,697,345.40

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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.