Home / 86,868,570.28-130,273,920.96-35,039,787.16

Finding the Fourth Proportional to 86,868,570.28, 130,273,920.96 and 35,039,787.16

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Solution

The fourth proportional to 86,868,570.28, 130,273,920.96 and 35,039,787.16 is: 52,548,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,868,570.28 : 130,273,920.96 = 35,039,787.16 : x
  2. Step 2: Convert to fraction form
    86,868,570.28/130,273,920.96 = 35,039,787.16/x
  3. Step 3: Cross multiply
    86,868,570.28x = 130,273,920.96 × 35,039,787.16
  4. Step 4: Simplify right side
    86,868,570.28x = 4,564,770,462,937,062
  5. Step 5: Solve for x
    x = 4,564,770,462,937,062/86,868,570.28
  6. Step 6: Final answer
    x = 52,548,009.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.