Home / 113,467,392,132.80-170,201,088,199.20-42,721,966,212.80

Finding the Fourth Proportional to 113,467,392,132.80, 170,201,088,199.20 and 42,721,966,212.80

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Solution

The fourth proportional to 113,467,392,132.80, 170,201,088,199.20 and 42,721,966,212.80 is: 64,082,949,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,467,392,132.80 : 170,201,088,199.20 = 42,721,966,212.80 : x
  2. Step 2: Convert to fraction form
    113,467,392,132.80/170,201,088,199.20 = 42,721,966,212.80/x
  3. Step 3: Cross multiply
    113,467,392,132.80x = 170,201,088,199.20 × 42,721,966,212.80
  4. Step 4: Simplify right side
    113,467,392,132.80x = 7,271,325,139,428,016,390,144
  5. Step 5: Solve for x
    x = 7,271,325,139,428,016,390,144/113,467,392,132.80
  6. Step 6: Final answer
    x = 64,082,949,319.20

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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.