Home / 412,956,152.50-569,891,238.06-224,796,580.96

Finding the Fourth Proportional to 412,956,152.50, 569,891,238.06 and 224,796,580.96

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Solution

The fourth proportional to 412,956,152.50, 569,891,238.06 and 224,796,580.96 is: 310,225,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,956,152.50 : 569,891,238.06 = 224,796,580.96 : x
  2. Step 2: Convert to fraction form
    412,956,152.50/569,891,238.06 = 224,796,580.96/x
  3. Step 3: Cross multiply
    412,956,152.50x = 569,891,238.06 × 224,796,580.96
  4. Step 4: Simplify right side
    412,956,152.50x = 128,109,601,834,949,408
  5. Step 5: Solve for x
    x = 128,109,601,834,949,408/412,956,152.50
  6. Step 6: Final answer
    x = 310,225,676.65

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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.