Home / 553,900,040,614.72-830,574,939,524.32-176,542,729,433.92

Finding the Fourth Proportional to 553,900,040,614.72, 830,574,939,524.32 and 176,542,729,433.92

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Solution

The fourth proportional to 553,900,040,614.72, 830,574,939,524.32 and 176,542,729,433.92 is: 264,726,405,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,900,040,614.72 : 830,574,939,524.32 = 176,542,729,433.92 : x
  2. Step 2: Convert to fraction form
    553,900,040,614.72/830,574,939,524.32 = 176,542,729,433.92/x
  3. Step 3: Cross multiply
    553,900,040,614.72x = 830,574,939,524.32 × 176,542,729,433.92
  4. Step 4: Simplify right side
    553,900,040,614.72x = 146,631,966,823,036,500,312,064
  5. Step 5: Solve for x
    x = 146,631,966,823,036,500,312,064/553,900,040,614.72
  6. Step 6: Final answer
    x = 264,726,405,616.98

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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.