Home / 28,384,618,329.40-42,576,927,494.10-11,820,240,088.60

Finding the Fourth Proportional to 28,384,618,329.40, 42,576,927,494.10 and 11,820,240,088.60

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Solution

The fourth proportional to 28,384,618,329.40, 42,576,927,494.10 and 11,820,240,088.60 is: 17,730,360,132.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384,618,329.40 : 42,576,927,494.10 = 11,820,240,088.60 : x
  2. Step 2: Convert to fraction form
    28,384,618,329.40/42,576,927,494.10 = 11,820,240,088.60/x
  3. Step 3: Cross multiply
    28,384,618,329.40x = 42,576,927,494.10 × 11,820,240,088.60
  4. Step 4: Simplify right side
    28,384,618,329.40x = 503,269,505,215,176,376,320
  5. Step 5: Solve for x
    x = 503,269,505,215,176,376,320/28,384,618,329.40
  6. Step 6: Final answer
    x = 17,730,360,132.90

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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.