Home / 276,036,412.70-413,702,949.45-146,705,980.70

Finding the Fourth Proportional to 276,036,412.70, 413,702,949.45 and 146,705,980.70

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Solution

The fourth proportional to 276,036,412.70, 413,702,949.45 and 146,705,980.70 is: 219,872,068.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,036,412.70 : 413,702,949.45 = 146,705,980.70 : x
  2. Step 2: Convert to fraction form
    276,036,412.70/413,702,949.45 = 146,705,980.70/x
  3. Step 3: Cross multiply
    276,036,412.70x = 413,702,949.45 × 146,705,980.70
  4. Step 4: Simplify right side
    276,036,412.70x = 60,692,696,917,544,768
  5. Step 5: Solve for x
    x = 60,692,696,917,544,768/276,036,412.70
  6. Step 6: Final answer
    x = 219,872,068.05

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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.