Home / 346,520,857.38-478,222,245.05-195,761,225.00

Finding the Fourth Proportional to 346,520,857.38, 478,222,245.05 and 195,761,225.00

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Solution

The fourth proportional to 346,520,857.38, 478,222,245.05 and 195,761,225.00 is: 270,163,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,520,857.38 : 478,222,245.05 = 195,761,225.00 : x
  2. Step 2: Convert to fraction form
    346,520,857.38/478,222,245.05 = 195,761,225.00/x
  3. Step 3: Cross multiply
    346,520,857.38x = 478,222,245.05 × 195,761,225.00
  4. Step 4: Simplify right side
    346,520,857.38x = 93,617,372,513,454,944
  5. Step 5: Solve for x
    x = 93,617,372,513,454,944/346,520,857.38
  6. Step 6: Final answer
    x = 270,163,744.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.