Home / 959,457,104.57-1,324,119,319.71-530,285,161.37

Finding the Fourth Proportional to 959,457,104.57, 1,324,119,319.71 and 530,285,161.37

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Solution

The fourth proportional to 959,457,104.57, 1,324,119,319.71 and 530,285,161.37 is: 731,831,390.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,457,104.57 : 1,324,119,319.71 = 530,285,161.37 : x
  2. Step 2: Convert to fraction form
    959,457,104.57/1,324,119,319.71 = 530,285,161.37/x
  3. Step 3: Cross multiply
    959,457,104.57x = 1,324,119,319.71 × 530,285,161.37
  4. Step 4: Simplify right side
    959,457,104.57x = 702,160,827,118,931,456
  5. Step 5: Solve for x
    x = 702,160,827,118,931,456/959,457,104.57
  6. Step 6: Final answer
    x = 731,831,390.67

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1.5x scale

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.