Home / 28,652,128,538.10-42,978,192,807.15-28,652,128,538.10

Finding the Fourth Proportional to 28,652,128,538.10, 42,978,192,807.15 and 28,652,128,538.10

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Solution

The fourth proportional to 28,652,128,538.10, 42,978,192,807.15 and 28,652,128,538.10 is: 42,978,192,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,652,128,538.10 : 42,978,192,807.15 = 28,652,128,538.10 : x
  2. Step 2: Convert to fraction form
    28,652,128,538.10/42,978,192,807.15 = 28,652,128,538.10/x
  3. Step 3: Cross multiply
    28,652,128,538.10x = 42,978,192,807.15 × 28,652,128,538.10
  4. Step 4: Simplify right side
    28,652,128,538.10x = 1,231,416,704,645,706,547,200
  5. Step 5: Solve for x
    x = 1,231,416,704,645,706,547,200/28,652,128,538.10
  6. Step 6: Final answer
    x = 42,978,192,807.15

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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.