Home / 537,998,113.24-742,414,457.25-299,830,624.47

Finding the Fourth Proportional to 537,998,113.24, 742,414,457.25 and 299,830,624.47

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Solution

The fourth proportional to 537,998,113.24, 742,414,457.25 and 299,830,624.47 is: 413,753,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,998,113.24 : 742,414,457.25 = 299,830,624.47 : x
  2. Step 2: Convert to fraction form
    537,998,113.24/742,414,457.25 = 299,830,624.47/x
  3. Step 3: Cross multiply
    537,998,113.24x = 742,414,457.25 × 299,830,624.47
  4. Step 4: Simplify right side
    537,998,113.24x = 222,598,590,332,823,648
  5. Step 5: Solve for x
    x = 222,598,590,332,823,648/537,998,113.24
  6. Step 6: Final answer
    x = 413,753,477.67

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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.