Home / 1,578,914,985.06-2,178,218,713.32-952,035,152.94

Finding the Fourth Proportional to 1,578,914,985.06, 2,178,218,713.32 and 952,035,152.94

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Solution

The fourth proportional to 1,578,914,985.06, 2,178,218,713.32 and 952,035,152.94 is: 1,313,396,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,914,985.06 : 2,178,218,713.32 = 952,035,152.94 : x
  2. Step 2: Convert to fraction form
    1,578,914,985.06/2,178,218,713.32 = 952,035,152.94/x
  3. Step 3: Cross multiply
    1,578,914,985.06x = 2,178,218,713.32 × 952,035,152.94
  4. Step 4: Simplify right side
    1,578,914,985.06x = 2,073,740,785,872,376,576
  5. Step 5: Solve for x
    x = 2,073,740,785,872,376,576/1,578,914,985.06
  6. Step 6: Final answer
    x = 1,313,396,101.43

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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.