Home / 207,052,912,527.80-310,610,423,090.16-72,723,726,388.61

Finding the Fourth Proportional to 207,052,912,527.80, 310,610,423,090.16 and 72,723,726,388.61

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Solution

The fourth proportional to 207,052,912,527.80, 310,610,423,090.16 and 72,723,726,388.61 is: 109,096,496,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,052,912,527.80 : 310,610,423,090.16 = 72,723,726,388.61 : x
  2. Step 2: Convert to fraction form
    207,052,912,527.80/310,610,423,090.16 = 72,723,726,388.61/x
  3. Step 3: Cross multiply
    207,052,912,527.80x = 310,610,423,090.16 × 72,723,726,388.61
  4. Step 4: Simplify right side
    207,052,912,527.80x = 22,588,747,422,257,630,937,088
  5. Step 5: Solve for x
    x = 22,588,747,422,257,630,937,088/207,052,912,527.80
  6. Step 6: Final answer
    x = 109,096,496,863.93

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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.