Home / 51,018,408,048.60-76,527,612,072.90-38,620,952,400.60

Finding the Fourth Proportional to 51,018,408,048.60, 76,527,612,072.90 and 38,620,952,400.60

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Solution

The fourth proportional to 51,018,408,048.60, 76,527,612,072.90 and 38,620,952,400.60 is: 57,931,428,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,018,408,048.60 : 76,527,612,072.90 = 38,620,952,400.60 : x
  2. Step 2: Convert to fraction form
    51,018,408,048.60/76,527,612,072.90 = 38,620,952,400.60/x
  3. Step 3: Cross multiply
    51,018,408,048.60x = 76,527,612,072.90 × 38,620,952,400.60
  4. Step 4: Simplify right side
    51,018,408,048.60x = 2,955,569,263,199,052,627,968
  5. Step 5: Solve for x
    x = 2,955,569,263,199,052,627,968/51,018,408,048.60
  6. Step 6: Final answer
    x = 57,931,428,600.90

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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.