Home / 304,508,153.94-420,210,000.16-165,275,926.35

Finding the Fourth Proportional to 304,508,153.94, 420,210,000.16 and 165,275,926.35

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Solution

The fourth proportional to 304,508,153.94, 420,210,000.16 and 165,275,926.35 is: 228,074,671.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,508,153.94 : 420,210,000.16 = 165,275,926.35 : x
  2. Step 2: Convert to fraction form
    304,508,153.94/420,210,000.16 = 165,275,926.35/x
  3. Step 3: Cross multiply
    304,508,153.94x = 420,210,000.16 × 165,275,926.35
  4. Step 4: Simplify right side
    304,508,153.94x = 69,450,597,037,151,264
  5. Step 5: Solve for x
    x = 69,450,597,037,151,264/304,508,153.94
  6. Step 6: Final answer
    x = 228,074,671.03

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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.