Home / 319,094,195.24-478,690,781-134,862,447

Finding the Fourth Proportional to 319,094,195.24, 478,690,781 and 134,862,447

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Solution

The fourth proportional to 319,094,195.24, 478,690,781 and 134,862,447 is: 202,314,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,094,195.24 : 478,690,781 = 134,862,447 : x
  2. Step 2: Convert to fraction form
    319,094,195.24/478,690,781 = 134,862,447/x
  3. Step 3: Cross multiply
    319,094,195.24x = 478,690,781 × 134,862,447
  4. Step 4: Simplify right side
    319,094,195.24x = 64,557,410,082,001,104
  5. Step 5: Solve for x
    x = 64,557,410,082,001,104/319,094,195.24
  6. Step 6: Final answer
    x = 202,314,586.24

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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.