Home / 362,557,253.40-543,835,880.10-313,239,528.60

Finding the Fourth Proportional to 362,557,253.40, 543,835,880.10 and 313,239,528.60

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Solution

The fourth proportional to 362,557,253.40, 543,835,880.10 and 313,239,528.60 is: 469,859,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,557,253.40 : 543,835,880.10 = 313,239,528.60 : x
  2. Step 2: Convert to fraction form
    362,557,253.40/543,835,880.10 = 313,239,528.60/x
  3. Step 3: Cross multiply
    362,557,253.40x = 543,835,880.10 × 313,239,528.60
  4. Step 4: Simplify right side
    362,557,253.40x = 170,350,894,718,290,144
  5. Step 5: Solve for x
    x = 170,350,894,718,290,144/362,557,253.40
  6. Step 6: Final answer
    x = 469,859,292.90

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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.