Home / 156,490,374.70-234,762,618.48-52,860,334.69

Finding the Fourth Proportional to 156,490,374.70, 234,762,618.48 and 52,860,334.69

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Solution

The fourth proportional to 156,490,374.70, 234,762,618.48 and 52,860,334.69 is: 79,299,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,490,374.70 : 234,762,618.48 = 52,860,334.69 : x
  2. Step 2: Convert to fraction form
    156,490,374.70/234,762,618.48 = 52,860,334.69/x
  3. Step 3: Cross multiply
    156,490,374.70x = 234,762,618.48 × 52,860,334.69
  4. Step 4: Simplify right side
    156,490,374.70x = 12,409,630,585,553,578
  5. Step 5: Solve for x
    x = 12,409,630,585,553,578/156,490,374.70
  6. Step 6: Final answer
    x = 79,299,641.33

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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.