Home / 5,161,641,673,724.80-7,123,029,273,876.80-2,817,841,056,222.40

Finding the Fourth Proportional to 5,161,641,673,724.80, 7,123,029,273,876.80 and 2,817,841,056,222.40

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Solution

The fourth proportional to 5,161,641,673,724.80, 7,123,029,273,876.80 and 2,817,841,056,222.40 is: 3,888,600,875,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,641,673,724.80 : 7,123,029,273,876.80 = 2,817,841,056,222.40 : x
  2. Step 2: Convert to fraction form
    5,161,641,673,724.80/7,123,029,273,876.80 = 2,817,841,056,222.40/x
  3. Step 3: Cross multiply
    5,161,641,673,724.80x = 7,123,029,273,876.80 × 2,817,841,056,222.40
  4. Step 4: Simplify right side
    5,161,641,673,724.80x = 20,071,564,332,604,075,135,729,664
  5. Step 5: Solve for x
    x = 20,071,564,332,604,075,135,729,664/5,161,641,673,724.80
  6. Step 6: Final answer
    x = 3,888,600,875,720.96

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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.