Home / 6,875,757,428.11-10,313,623,269.02-2,154,440,784.21

Finding the Fourth Proportional to 6,875,757,428.11, 10,313,623,269.02 and 2,154,440,784.21

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Solution

The fourth proportional to 6,875,757,428.11, 10,313,623,269.02 and 2,154,440,784.21 is: 3,231,657,142.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,757,428.11 : 10,313,623,269.02 = 2,154,440,784.21 : x
  2. Step 2: Convert to fraction form
    6,875,757,428.11/10,313,623,269.02 = 2,154,440,784.21/x
  3. Step 3: Cross multiply
    6,875,757,428.11x = 10,313,623,269.02 × 2,154,440,784.21
  4. Step 4: Simplify right side
    6,875,757,428.11x = 22,220,090,603,751,796,736
  5. Step 5: Solve for x
    x = 22,220,090,603,751,796,736/6,875,757,428.11
  6. Step 6: Final answer
    x = 3,231,657,142.66

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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.