Home / 522,082,875,092.19-720,474,402,273.51-290,591,426,437.21

Finding the Fourth Proportional to 522,082,875,092.19, 720,474,402,273.51 and 290,591,426,437.21

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Solution

The fourth proportional to 522,082,875,092.19, 720,474,402,273.51 and 290,591,426,437.21 is: 401,016,187,767.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,082,875,092.19 : 720,474,402,273.51 = 290,591,426,437.21 : x
  2. Step 2: Convert to fraction form
    522,082,875,092.19/720,474,402,273.51 = 290,591,426,437.21/x
  3. Step 3: Cross multiply
    522,082,875,092.19x = 720,474,402,273.51 × 290,591,426,437.21
  4. Step 4: Simplify right side
    522,082,875,092.19x = 209,363,684,268,155,548,467,200
  5. Step 5: Solve for x
    x = 209,363,684,268,155,548,467,200/522,082,875,092.19
  6. Step 6: Final answer
    x = 401,016,187,767.48

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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.