Home / 156,490,373.70-234,762,616.98-52,860,333.69

Finding the Fourth Proportional to 156,490,373.70, 234,762,616.98 and 52,860,333.69

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Solution

The fourth proportional to 156,490,373.70, 234,762,616.98 and 52,860,333.69 is: 79,299,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,490,373.70 : 234,762,616.98 = 52,860,333.69 : x
  2. Step 2: Convert to fraction form
    156,490,373.70/234,762,616.98 = 52,860,333.69/x
  3. Step 3: Cross multiply
    156,490,373.70x = 234,762,616.98 × 52,860,333.69
  4. Step 4: Simplify right side
    156,490,373.70x = 12,409,630,271,500,458
  5. Step 5: Solve for x
    x = 12,409,630,271,500,458/156,490,373.70
  6. Step 6: Final answer
    x = 79,299,639.83

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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.