Home / 1,018,564,347,248-1,405,623,169,156.10-555,601,474,861.60

Finding the Fourth Proportional to 1,018,564,347,248, 1,405,623,169,156.10 and 555,601,474,861.60

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Solution

The fourth proportional to 1,018,564,347,248, 1,405,623,169,156.10 and 555,601,474,861.60 is: 766,732,419,009.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,564,347,248 : 1,405,623,169,156.10 = 555,601,474,861.60 : x
  2. Step 2: Convert to fraction form
    1,018,564,347,248/1,405,623,169,156.10 = 555,601,474,861.60/x
  3. Step 3: Cross multiply
    1,018,564,347,248x = 1,405,623,169,156.10 × 555,601,474,861.60
  4. Step 4: Simplify right side
    1,018,564,347,248x = 780,966,305,882,765,376,094,208
  5. Step 5: Solve for x
    x = 780,966,305,882,765,376,094,208/1,018,564,347,248
  6. Step 6: Final answer
    x = 766,732,419,009.97

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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.