Home / 536,724,145.80-805,086,218.70-472,100,920.20

Finding the Fourth Proportional to 536,724,145.80, 805,086,218.70 and 472,100,920.20

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Solution

The fourth proportional to 536,724,145.80, 805,086,218.70 and 472,100,920.20 is: 708,151,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,724,145.80 : 805,086,218.70 = 472,100,920.20 : x
  2. Step 2: Convert to fraction form
    536,724,145.80/805,086,218.70 = 472,100,920.20/x
  3. Step 3: Cross multiply
    536,724,145.80x = 805,086,218.70 × 472,100,920.20
  4. Step 4: Simplify right side
    536,724,145.80x = 380,081,944,688,608,448
  5. Step 5: Solve for x
    x = 380,081,944,688,608,448/536,724,145.80
  6. Step 6: Final answer
    x = 708,151,380.30

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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.