Home / 28,320,205,061.10-42,398,678,254.05-28,320,205,061.10

Finding the Fourth Proportional to 28,320,205,061.10, 42,398,678,254.05 and 28,320,205,061.10

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Solution

The fourth proportional to 28,320,205,061.10, 42,398,678,254.05 and 28,320,205,061.10 is: 42,398,678,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,320,205,061.10 : 42,398,678,254.05 = 28,320,205,061.10 : x
  2. Step 2: Convert to fraction form
    28,320,205,061.10/42,398,678,254.05 = 28,320,205,061.10/x
  3. Step 3: Cross multiply
    28,320,205,061.10x = 42,398,678,254.05 × 28,320,205,061.10
  4. Step 4: Simplify right side
    28,320,205,061.10x = 1,200,739,262,474,297,278,464
  5. Step 5: Solve for x
    x = 1,200,739,262,474,297,278,464/28,320,205,061.10
  6. Step 6: Final answer
    x = 42,398,678,254.05

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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.