Home / 1,123,935,177,274-1,685,703,479,139.60-511,171,209,252

Finding the Fourth Proportional to 1,123,935,177,274, 1,685,703,479,139.60 and 511,171,209,252

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Solution

The fourth proportional to 1,123,935,177,274, 1,685,703,479,139.60 and 511,171,209,252 is: 766,666,177,280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,935,177,274 : 1,685,703,479,139.60 = 511,171,209,252 : x
  2. Step 2: Convert to fraction form
    1,123,935,177,274/1,685,703,479,139.60 = 511,171,209,252/x
  3. Step 3: Cross multiply
    1,123,935,177,274x = 1,685,703,479,139.60 × 511,171,209,252
  4. Step 4: Simplify right side
    1,123,935,177,274x = 861,683,085,872,092,877,422,592
  5. Step 5: Solve for x
    x = 861,683,085,872,092,877,422,592/1,123,935,177,274
  6. Step 6: Final answer
    x = 766,666,177,280.82

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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.