Home / 189,460,283,168.39-261,468,018,539.08-107,032,454,172.82

Finding the Fourth Proportional to 189,460,283,168.39, 261,468,018,539.08 and 107,032,454,172.82

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Solution

The fourth proportional to 189,460,283,168.39, 261,468,018,539.08 and 107,032,454,172.82 is: 147,712,033,593.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,460,283,168.39 : 261,468,018,539.08 = 107,032,454,172.82 : x
  2. Step 2: Convert to fraction form
    189,460,283,168.39/261,468,018,539.08 = 107,032,454,172.82/x
  3. Step 3: Cross multiply
    189,460,283,168.39x = 261,468,018,539.08 × 107,032,454,172.82
  4. Step 4: Simplify right side
    189,460,283,168.39x = 27,985,563,711,942,130,925,568
  5. Step 5: Solve for x
    x = 27,985,563,711,942,130,925,568/189,460,283,168.39
  6. Step 6: Final answer
    x = 147,712,033,593.18

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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.