Home / 296,465,239.62-409,122,068.81-164,314,767.78

Finding the Fourth Proportional to 296,465,239.62, 409,122,068.81 and 164,314,767.78

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Solution

The fourth proportional to 296,465,239.62, 409,122,068.81 and 164,314,767.78 is: 226,754,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,465,239.62 : 409,122,068.81 = 164,314,767.78 : x
  2. Step 2: Convert to fraction form
    296,465,239.62/409,122,068.81 = 164,314,767.78/x
  3. Step 3: Cross multiply
    296,465,239.62x = 409,122,068.81 × 164,314,767.78
  4. Step 4: Simplify right side
    296,465,239.62x = 67,224,797,729,366,760
  5. Step 5: Solve for x
    x = 67,224,797,729,366,760/296,465,239.62
  6. Step 6: Final answer
    x = 226,754,400.67

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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.