Home / 223,091,712,008.40-334,637,568,012.60-83,487,404,859.60

Finding the Fourth Proportional to 223,091,712,008.40, 334,637,568,012.60 and 83,487,404,859.60

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Solution

The fourth proportional to 223,091,712,008.40, 334,637,568,012.60 and 83,487,404,859.60 is: 125,231,107,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,091,712,008.40 : 334,637,568,012.60 = 83,487,404,859.60 : x
  2. Step 2: Convert to fraction form
    223,091,712,008.40/334,637,568,012.60 = 83,487,404,859.60/x
  3. Step 3: Cross multiply
    223,091,712,008.40x = 334,637,568,012.60 × 83,487,404,859.60
  4. Step 4: Simplify right side
    223,091,712,008.40x = 27,938,022,121,899,865,145,344
  5. Step 5: Solve for x
    x = 27,938,022,121,899,865,145,344/223,091,712,008.40
  6. Step 6: Final answer
    x = 125,231,107,289.40

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1.5x scale

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.