Home / 1,018,564,347,399.10-1,405,623,169,364-555,601,475,012.54

Finding the Fourth Proportional to 1,018,564,347,399.10, 1,405,623,169,364 and 555,601,475,012.54

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Solution

The fourth proportional to 1,018,564,347,399.10, 1,405,623,169,364 and 555,601,475,012.54 is: 766,732,419,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,564,347,399.10 : 1,405,623,169,364 = 555,601,475,012.54 : x
  2. Step 2: Convert to fraction form
    1,018,564,347,399.10/1,405,623,169,364 = 555,601,475,012.54/x
  3. Step 3: Cross multiply
    1,018,564,347,399.10x = 1,405,623,169,364 × 555,601,475,012.54
  4. Step 4: Simplify right side
    1,018,564,347,399.10x = 780,966,306,210,439,839,612,928
  5. Step 5: Solve for x
    x = 780,966,306,210,439,839,612,928/1,018,564,347,399.10
  6. Step 6: Final answer
    x = 766,732,419,217.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.