Home / 51,018,449,838.40-76,527,674,757.60-47,712,461,665.60

Finding the Fourth Proportional to 51,018,449,838.40, 76,527,674,757.60 and 47,712,461,665.60

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Solution

The fourth proportional to 51,018,449,838.40, 76,527,674,757.60 and 47,712,461,665.60 is: 71,568,692,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,449,838.40 : 76,527,674,757.60 = 47,712,461,665.60 : x
  2. Step 2: Convert to fraction form
    51,018,449,838.40/76,527,674,757.60 = 47,712,461,665.60/x
  3. Step 3: Cross multiply
    51,018,449,838.40x = 76,527,674,757.60 × 47,712,461,665.60
  4. Step 4: Simplify right side
    51,018,449,838.40x = 3,651,323,748,229,494,865,920
  5. Step 5: Solve for x
    x = 3,651,323,748,229,494,865,920/51,018,449,838.40
  6. Step 6: Final answer
    x = 71,568,692,498.40

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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.