Home / 22,065,137,037.20-30,450,535,133.64-12,041,277,978.80

Finding the Fourth Proportional to 22,065,137,037.20, 30,450,535,133.64 and 12,041,277,978.80

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Solution

The fourth proportional to 22,065,137,037.20, 30,450,535,133.64 and 12,041,277,978.80 is: 16,617,316,154.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065,137,037.20 : 30,450,535,133.64 = 12,041,277,978.80 : x
  2. Step 2: Convert to fraction form
    22,065,137,037.20/30,450,535,133.64 = 12,041,277,978.80/x
  3. Step 3: Cross multiply
    22,065,137,037.20x = 30,450,535,133.64 × 12,041,277,978.80
  4. Step 4: Simplify right side
    22,065,137,037.20x = 366,663,358,147,375,005,696
  5. Step 5: Solve for x
    x = 366,663,358,147,375,005,696/22,065,137,037.20
  6. Step 6: Final answer
    x = 16,617,316,154.86

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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.