Home / 558,899,408.68-771,258,728.58-304,575,364.75

Finding the Fourth Proportional to 558,899,408.68, 771,258,728.58 and 304,575,364.75

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Solution

The fourth proportional to 558,899,408.68, 771,258,728.58 and 304,575,364.75 is: 420,301,766.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,899,408.68 : 771,258,728.58 = 304,575,364.75 : x
  2. Step 2: Convert to fraction form
    558,899,408.68/771,258,728.58 = 304,575,364.75/x
  3. Step 3: Cross multiply
    558,899,408.68x = 771,258,728.58 × 304,575,364.75
  4. Step 4: Simplify right side
    558,899,408.68x = 234,906,408,573,874,752
  5. Step 5: Solve for x
    x = 234,906,408,573,874,752/558,899,408.68
  6. Step 6: Final answer
    x = 420,301,766.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.