Home / 319,094,188.36-478,690,770.68-134,862,440.11

Finding the Fourth Proportional to 319,094,188.36, 478,690,770.68 and 134,862,440.11

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Solution

The fourth proportional to 319,094,188.36, 478,690,770.68 and 134,862,440.11 is: 202,314,575.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,094,188.36 : 478,690,770.68 = 134,862,440.11 : x
  2. Step 2: Convert to fraction form
    319,094,188.36/478,690,770.68 = 134,862,440.11/x
  3. Step 3: Cross multiply
    319,094,188.36x = 478,690,770.68 × 134,862,440.11
  4. Step 4: Simplify right side
    319,094,188.36x = 64,557,405,392,041,248
  5. Step 5: Solve for x
    x = 64,557,405,392,041,248/319,094,188.36
  6. Step 6: Final answer
    x = 202,314,575.91

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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.