Home / 335,499,892.20-502,950,656.70-130,980,400.20

Finding the Fourth Proportional to 335,499,892.20, 502,950,656.70 and 130,980,400.20

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Solution

The fourth proportional to 335,499,892.20, 502,950,656.70 and 130,980,400.20 is: 196,353,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,499,892.20 : 502,950,656.70 = 130,980,400.20 : x
  2. Step 2: Convert to fraction form
    335,499,892.20/502,950,656.70 = 130,980,400.20/x
  3. Step 3: Cross multiply
    335,499,892.20x = 502,950,656.70 × 130,980,400.20
  4. Step 4: Simplify right side
    335,499,892.20x = 65,876,678,295,418,808
  5. Step 5: Solve for x
    x = 65,876,678,295,418,808/335,499,892.20
  6. Step 6: Final answer
    x = 196,353,798.70

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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.