Home / 156,490,378.95-234,762,624.86-52,860,338.94

Finding the Fourth Proportional to 156,490,378.95, 234,762,624.86 and 52,860,338.94

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Solution

The fourth proportional to 156,490,378.95, 234,762,624.86 and 52,860,338.94 is: 79,299,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,490,378.95 : 234,762,624.86 = 52,860,338.94 : x
  2. Step 2: Convert to fraction form
    156,490,378.95/234,762,624.86 = 52,860,338.94/x
  3. Step 3: Cross multiply
    156,490,378.95x = 234,762,624.86 × 52,860,338.94
  4. Step 4: Simplify right side
    156,490,378.95x = 12,409,631,920,279,368
  5. Step 5: Solve for x
    x = 12,409,631,920,279,368/156,490,378.95
  6. Step 6: Final answer
    x = 79,299,647.71

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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.