Home / 1,685,562,247.60-2,526,642,760.20-766,098,458.80

Finding the Fourth Proportional to 1,685,562,247.60, 2,526,642,760.20 and 766,098,458.80

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Solution

The fourth proportional to 1,685,562,247.60, 2,526,642,760.20 and 766,098,458.80 is: 1,148,374,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,562,247.60 : 2,526,642,760.20 = 766,098,458.80 : x
  2. Step 2: Convert to fraction form
    1,685,562,247.60/2,526,642,760.20 = 766,098,458.80/x
  3. Step 3: Cross multiply
    1,685,562,247.60x = 2,526,642,760.20 × 766,098,458.80
  4. Step 4: Simplify right side
    1,685,562,247.60x = 1,935,657,124,527,397,632
  5. Step 5: Solve for x
    x = 1,935,657,124,527,397,632/1,685,562,247.60
  6. Step 6: Final answer
    x = 1,148,374,749.90

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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.