Home / 837,267,459.51-1,255,935,861.71-247,057,679.30

Finding the Fourth Proportional to 837,267,459.51, 1,255,935,861.71 and 247,057,679.30

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Solution

The fourth proportional to 837,267,459.51, 1,255,935,861.71 and 247,057,679.30 is: 370,596,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,267,459.51 : 1,255,935,861.71 = 247,057,679.30 : x
  2. Step 2: Convert to fraction form
    837,267,459.51/1,255,935,861.71 = 247,057,679.30/x
  3. Step 3: Cross multiply
    837,267,459.51x = 1,255,935,861.71 × 247,057,679.30
  4. Step 4: Simplify right side
    837,267,459.51x = 310,288,599,336,203,328
  5. Step 5: Solve for x
    x = 310,288,599,336,203,328/837,267,459.51
  6. Step 6: Final answer
    x = 370,596,749.95

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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.