Home / 154,285,690,838.52-231,429,316,360.68-48,158,860,820.52

Finding the Fourth Proportional to 154,285,690,838.52, 231,429,316,360.68 and 48,158,860,820.52

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Solution

The fourth proportional to 154,285,690,838.52, 231,429,316,360.68 and 48,158,860,820.52 is: 72,238,534,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,285,690,838.52 : 231,429,316,360.68 = 48,158,860,820.52 : x
  2. Step 2: Convert to fraction form
    154,285,690,838.52/231,429,316,360.68 = 48,158,860,820.52/x
  3. Step 3: Cross multiply
    154,285,690,838.52x = 231,429,316,360.68 × 48,158,860,820.52
  4. Step 4: Simplify right side
    154,285,690,838.52x = 11,145,372,236,402,078,515,200
  5. Step 5: Solve for x
    x = 11,145,372,236,402,078,515,200/154,285,690,838.52
  6. Step 6: Final answer
    x = 72,238,534,732.73

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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.