Home / 51,018,449,851.40-76,527,674,777.10-47,712,461,678.60

Finding the Fourth Proportional to 51,018,449,851.40, 76,527,674,777.10 and 47,712,461,678.60

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Solution

The fourth proportional to 51,018,449,851.40, 76,527,674,777.10 and 47,712,461,678.60 is: 71,568,692,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,449,851.40 : 76,527,674,777.10 = 47,712,461,678.60 : x
  2. Step 2: Convert to fraction form
    51,018,449,851.40/76,527,674,777.10 = 47,712,461,678.60/x
  3. Step 3: Cross multiply
    51,018,449,851.40x = 76,527,674,777.10 × 47,712,461,678.60
  4. Step 4: Simplify right side
    51,018,449,851.40x = 3,651,323,750,154,747,510,784
  5. Step 5: Solve for x
    x = 3,651,323,750,154,747,510,784/51,018,449,851.40
  6. Step 6: Final answer
    x = 71,568,692,517.90

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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.