Home / 320,134,337.28-480,844,312.32-190,994,261.76

Finding the Fourth Proportional to 320,134,337.28, 480,844,312.32 and 190,994,261.76

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Solution

The fourth proportional to 320,134,337.28, 480,844,312.32 and 190,994,261.76 is: 286,874,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,134,337.28 : 480,844,312.32 = 190,994,261.76 : x
  2. Step 2: Convert to fraction form
    320,134,337.28/480,844,312.32 = 190,994,261.76/x
  3. Step 3: Cross multiply
    320,134,337.28x = 480,844,312.32 × 190,994,261.76
  4. Step 4: Simplify right side
    320,134,337.28x = 91,838,504,453,053,264
  5. Step 5: Solve for x
    x = 91,838,504,453,053,264/320,134,337.28
  6. Step 6: Final answer
    x = 286,874,895.19

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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.