Home / 517,240,065,282.60-775,860,097,923.90-305,656,822,223.40

Finding the Fourth Proportional to 517,240,065,282.60, 775,860,097,923.90 and 305,656,822,223.40

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Solution

The fourth proportional to 517,240,065,282.60, 775,860,097,923.90 and 305,656,822,223.40 is: 458,485,233,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,240,065,282.60 : 775,860,097,923.90 = 305,656,822,223.40 : x
  2. Step 2: Convert to fraction form
    517,240,065,282.60/775,860,097,923.90 = 305,656,822,223.40/x
  3. Step 3: Cross multiply
    517,240,065,282.60x = 775,860,097,923.90 × 305,656,822,223.40
  4. Step 4: Simplify right side
    517,240,065,282.60x = 237,146,932,021,355,251,499,008
  5. Step 5: Solve for x
    x = 237,146,932,021,355,251,499,008/517,240,065,282.60
  6. Step 6: Final answer
    x = 458,485,233,335.10

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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.