Home / 624,324,957.46-861,621,349.18-345,953,799.70

Finding the Fourth Proportional to 624,324,957.46, 861,621,349.18 and 345,953,799.70

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Solution

The fourth proportional to 624,324,957.46, 861,621,349.18 and 345,953,799.70 is: 477,445,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,324,957.46 : 861,621,349.18 = 345,953,799.70 : x
  2. Step 2: Convert to fraction form
    624,324,957.46/861,621,349.18 = 345,953,799.70/x
  3. Step 3: Cross multiply
    624,324,957.46x = 861,621,349.18 × 345,953,799.70
  4. Step 4: Simplify right side
    624,324,957.46x = 298,081,179,651,461,440
  5. Step 5: Solve for x
    x = 298,081,179,651,461,440/624,324,957.46
  6. Step 6: Final answer
    x = 477,445,561.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.