Home / 79,565,123,108.56-109,799,311,325.14-43,436,155,530.64

Finding the Fourth Proportional to 79,565,123,108.56, 109,799,311,325.14 and 43,436,155,530.64

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Solution

The fourth proportional to 79,565,123,108.56, 109,799,311,325.14 and 43,436,155,530.64 is: 59,941,589,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,565,123,108.56 : 109,799,311,325.14 = 43,436,155,530.64 : x
  2. Step 2: Convert to fraction form
    79,565,123,108.56/109,799,311,325.14 = 43,436,155,530.64/x
  3. Step 3: Cross multiply
    79,565,123,108.56x = 109,799,311,325.14 × 43,436,155,530.64
  4. Step 4: Simplify right side
    79,565,123,108.56x = 4,769,259,963,875,942,465,536
  5. Step 5: Solve for x
    x = 4,769,259,963,875,942,465,536/79,565,123,108.56
  6. Step 6: Final answer
    x = 59,941,589,700.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.