Home / 435,702,278.27-653,553,018.08-136,573,355.58

Finding the Fourth Proportional to 435,702,278.27, 653,553,018.08 and 136,573,355.58

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Solution

The fourth proportional to 435,702,278.27, 653,553,018.08 and 136,573,355.58 is: 204,859,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,702,278.27 : 653,553,018.08 = 136,573,355.58 : x
  2. Step 2: Convert to fraction form
    435,702,278.27/653,553,018.08 = 136,573,355.58/x
  3. Step 3: Cross multiply
    435,702,278.27x = 653,553,018.08 × 136,573,355.58
  4. Step 4: Simplify right side
    435,702,278.27x = 89,257,928,728,963,456
  5. Step 5: Solve for x
    x = 89,257,928,728,963,456/435,702,278.27
  6. Step 6: Final answer
    x = 204,859,908.20

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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.