Home / 469,477,399.68-703,300,008.96-307,428,048

Finding the Fourth Proportional to 469,477,399.68, 703,300,008.96 and 307,428,048

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Solution

The fourth proportional to 469,477,399.68, 703,300,008.96 and 307,428,048 is: 460,542,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,477,399.68 : 703,300,008.96 = 307,428,048 : x
  2. Step 2: Convert to fraction form
    469,477,399.68/703,300,008.96 = 307,428,048/x
  3. Step 3: Cross multiply
    469,477,399.68x = 703,300,008.96 × 307,428,048
  4. Step 4: Simplify right side
    469,477,399.68x = 216,214,148,912,955,328
  5. Step 5: Solve for x
    x = 216,214,148,912,955,328/469,477,399.68
  6. Step 6: Final answer
    x = 460,542,188.10

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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.