Home / 550,364,688.60-825,547,032.90-447,052,558.20

Finding the Fourth Proportional to 550,364,688.60, 825,547,032.90 and 447,052,558.20

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Solution

The fourth proportional to 550,364,688.60, 825,547,032.90 and 447,052,558.20 is: 670,578,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,364,688.60 : 825,547,032.90 = 447,052,558.20 : x
  2. Step 2: Convert to fraction form
    550,364,688.60/825,547,032.90 = 447,052,558.20/x
  3. Step 3: Cross multiply
    550,364,688.60x = 825,547,032.90 × 447,052,558.20
  4. Step 4: Simplify right side
    550,364,688.60x = 369,062,912,972,364,544
  5. Step 5: Solve for x
    x = 369,062,912,972,364,544/550,364,688.60
  6. Step 6: Final answer
    x = 670,578,837.30

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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.