Home / 1,461,263,320.83-2,191,894,938.90-674,084,072.73

Finding the Fourth Proportional to 1,461,263,320.83, 2,191,894,938.90 and 674,084,072.73

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Solution

The fourth proportional to 1,461,263,320.83, 2,191,894,938.90 and 674,084,072.73 is: 1,011,126,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,263,320.83 : 2,191,894,938.90 = 674,084,072.73 : x
  2. Step 2: Convert to fraction form
    1,461,263,320.83/2,191,894,938.90 = 674,084,072.73/x
  3. Step 3: Cross multiply
    1,461,263,320.83x = 2,191,894,938.90 × 674,084,072.73
  4. Step 4: Simplify right side
    1,461,263,320.83x = 1,477,521,467,409,986,560
  5. Step 5: Solve for x
    x = 1,477,521,467,409,986,560/1,461,263,320.83
  6. Step 6: Final answer
    x = 1,011,126,089.56

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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.