Home / 13,865,362,384.80-19,134,200,090.40-7,925,042,432.64

Finding the Fourth Proportional to 13,865,362,384.80, 19,134,200,090.40 and 7,925,042,432.64

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Solution

The fourth proportional to 13,865,362,384.80, 19,134,200,090.40 and 7,925,042,432.64 is: 10,936,558,556.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,865,362,384.80 : 19,134,200,090.40 = 7,925,042,432.64 : x
  2. Step 2: Convert to fraction form
    13,865,362,384.80/19,134,200,090.40 = 7,925,042,432.64/x
  3. Step 3: Cross multiply
    13,865,362,384.80x = 19,134,200,090.40 × 7,925,042,432.64
  4. Step 4: Simplify right side
    13,865,362,384.80x = 151,639,347,631,044,132,864
  5. Step 5: Solve for x
    x = 151,639,347,631,044,132,864/13,865,362,384.80
  6. Step 6: Final answer
    x = 10,936,558,556.69

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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.