Home / 581,541,808.50-872,320,308.93-193,364,639.37

Finding the Fourth Proportional to 581,541,808.50, 872,320,308.93 and 193,364,639.37

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Solution

The fourth proportional to 581,541,808.50, 872,320,308.93 and 193,364,639.37 is: 290,049,484.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,541,808.50 : 872,320,308.93 = 193,364,639.37 : x
  2. Step 2: Convert to fraction form
    581,541,808.50/872,320,308.93 = 193,364,639.37/x
  3. Step 3: Cross multiply
    581,541,808.50x = 872,320,308.93 × 193,364,639.37
  4. Step 4: Simplify right side
    581,541,808.50x = 168,675,901,951,376,448
  5. Step 5: Solve for x
    x = 168,675,901,951,376,448/581,541,808.50
  6. Step 6: Final answer
    x = 290,049,484.81

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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.