Home / 158,364,113.10-237,546,169.65-80,880,015.30

Finding the Fourth Proportional to 158,364,113.10, 237,546,169.65 and 80,880,015.30

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Solution

The fourth proportional to 158,364,113.10, 237,546,169.65 and 80,880,015.30 is: 121,320,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,364,113.10 : 237,546,169.65 = 80,880,015.30 : x
  2. Step 2: Convert to fraction form
    158,364,113.10/237,546,169.65 = 80,880,015.30/x
  3. Step 3: Cross multiply
    158,364,113.10x = 237,546,169.65 × 80,880,015.30
  4. Step 4: Simplify right side
    158,364,113.10x = 19,212,737,835,748,396
  5. Step 5: Solve for x
    x = 19,212,737,835,748,396/158,364,113.10
  6. Step 6: Final answer
    x = 121,320,022.95

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1.5x scale

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.