Home / 397,928,672.92-596,899,195.94-117,837,920.76

Finding the Fourth Proportional to 397,928,672.92, 596,899,195.94 and 117,837,920.76

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Solution

The fourth proportional to 397,928,672.92, 596,899,195.94 and 117,837,920.76 is: 176,758,713.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,928,672.92 : 596,899,195.94 = 117,837,920.76 : x
  2. Step 2: Convert to fraction form
    397,928,672.92/596,899,195.94 = 117,837,920.76/x
  3. Step 3: Cross multiply
    397,928,672.92x = 596,899,195.94 × 117,837,920.76
  4. Step 4: Simplify right side
    397,928,672.92x = 70,337,360,152,885,440
  5. Step 5: Solve for x
    x = 70,337,360,152,885,440/397,928,672.92
  6. Step 6: Final answer
    x = 176,758,713.16

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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.