Home / 314,903,834.85-472,323,859.74-84,896,170.05

Finding the Fourth Proportional to 314,903,834.85, 472,323,859.74 and 84,896,170.05

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Solution

The fourth proportional to 314,903,834.85, 472,323,859.74 and 84,896,170.05 is: 127,335,657.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,903,834.85 : 472,323,859.74 = 84,896,170.05 : x
  2. Step 2: Convert to fraction form
    314,903,834.85/472,323,859.74 = 84,896,170.05/x
  3. Step 3: Cross multiply
    314,903,834.85x = 472,323,859.74 × 84,896,170.05
  4. Step 4: Simplify right side
    314,903,834.85x = 40,098,486,715,159,392
  5. Step 5: Solve for x
    x = 40,098,486,715,159,392/314,903,834.85
  6. Step 6: Final answer
    x = 127,335,657.04

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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.