Home / 180,520,709,836.21-270,782,218,642.27-53,034,880,153.94

Finding the Fourth Proportional to 180,520,709,836.21, 270,782,218,642.27 and 53,034,880,153.94

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Solution

The fourth proportional to 180,520,709,836.21, 270,782,218,642.27 and 53,034,880,153.94 is: 79,552,659,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,520,709,836.21 : 270,782,218,642.27 = 53,034,880,153.94 : x
  2. Step 2: Convert to fraction form
    180,520,709,836.21/270,782,218,642.27 = 53,034,880,153.94/x
  3. Step 3: Cross multiply
    180,520,709,836.21x = 270,782,218,642.27 × 53,034,880,153.94
  4. Step 4: Simplify right side
    180,520,709,836.21x = 14,360,902,513,510,766,870,528
  5. Step 5: Solve for x
    x = 14,360,902,513,510,766,870,528/180,520,709,836.21
  6. Step 6: Final answer
    x = 79,552,659,229.74

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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.