Home / 13,574,271,402.04-18,732,200,415.54-7,858,796,657.44

Finding the Fourth Proportional to 13,574,271,402.04, 18,732,200,415.54 and 7,858,796,657.44

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Solution

The fourth proportional to 13,574,271,402.04, 18,732,200,415.54 and 7,858,796,657.44 is: 10,844,969,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574,271,402.04 : 18,732,200,415.54 = 7,858,796,657.44 : x
  2. Step 2: Convert to fraction form
    13,574,271,402.04/18,732,200,415.54 = 7,858,796,657.44/x
  3. Step 3: Cross multiply
    13,574,271,402.04x = 18,732,200,415.54 × 7,858,796,657.44
  4. Step 4: Simplify right side
    13,574,271,402.04x = 147,212,554,012,141,928,448
  5. Step 5: Solve for x
    x = 147,212,554,012,141,928,448/13,574,271,402.04
  6. Step 6: Final answer
    x = 10,844,969,107.51

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1.5x scale

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.