Home / 45,349,672,496.80-68,024,508,745.20-40,778,429,591.20

Finding the Fourth Proportional to 45,349,672,496.80, 68,024,508,745.20 and 40,778,429,591.20

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Solution

The fourth proportional to 45,349,672,496.80, 68,024,508,745.20 and 40,778,429,591.20 is: 61,167,644,386.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349,672,496.80 : 68,024,508,745.20 = 40,778,429,591.20 : x
  2. Step 2: Convert to fraction form
    45,349,672,496.80/68,024,508,745.20 = 40,778,429,591.20/x
  3. Step 3: Cross multiply
    45,349,672,496.80x = 68,024,508,745.20 × 40,778,429,591.20
  4. Step 4: Simplify right side
    45,349,672,496.80x = 2,773,932,640,342,106,439,680
  5. Step 5: Solve for x
    x = 2,773,932,640,342,106,439,680/45,349,672,496.80
  6. Step 6: Final answer
    x = 61,167,644,386.80

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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.