Home / 187,686,789,953.28-259,005,949,205.76-102,047,754,531.84

Finding the Fourth Proportional to 187,686,789,953.28, 259,005,949,205.76 and 102,047,754,531.84

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Solution

The fourth proportional to 187,686,789,953.28, 259,005,949,205.76 and 102,047,754,531.84 is: 140,824,911,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,686,789,953.28 : 259,005,949,205.76 = 102,047,754,531.84 : x
  2. Step 2: Convert to fraction form
    187,686,789,953.28/259,005,949,205.76 = 102,047,754,531.84/x
  3. Step 3: Cross multiply
    187,686,789,953.28x = 259,005,949,205.76 × 102,047,754,531.84
  4. Step 4: Simplify right side
    187,686,789,953.28x = 26,430,975,526,835,616,481,280
  5. Step 5: Solve for x
    x = 26,430,975,526,835,616,481,280/187,686,789,953.28
  6. Step 6: Final answer
    x = 140,824,911,190.69

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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.