Home / 460,360,899.76-689,946,132.48-344,435,902.96

Finding the Fourth Proportional to 460,360,899.76, 689,946,132.48 and 344,435,902.96

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Solution

The fourth proportional to 460,360,899.76, 689,946,132.48 and 344,435,902.96 is: 516,208,520.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,360,899.76 : 689,946,132.48 = 344,435,902.96 : x
  2. Step 2: Convert to fraction form
    460,360,899.76/689,946,132.48 = 344,435,902.96/x
  3. Step 3: Cross multiply
    460,360,899.76x = 689,946,132.48 × 344,435,902.96
  4. Step 4: Simplify right side
    460,360,899.76x = 237,642,219,134,508,576
  5. Step 5: Solve for x
    x = 237,642,219,134,508,576/460,360,899.76
  6. Step 6: Final answer
    x = 516,208,520.88

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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.