Home / 734,962,390.20-1,102,443,585.30-326,018,540.70

Finding the Fourth Proportional to 734,962,390.20, 1,102,443,585.30 and 326,018,540.70

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Solution

The fourth proportional to 734,962,390.20, 1,102,443,585.30 and 326,018,540.70 is: 489,027,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,962,390.20 : 1,102,443,585.30 = 326,018,540.70 : x
  2. Step 2: Convert to fraction form
    734,962,390.20/1,102,443,585.30 = 326,018,540.70/x
  3. Step 3: Cross multiply
    734,962,390.20x = 1,102,443,585.30 × 326,018,540.70
  4. Step 4: Simplify right side
    734,962,390.20x = 359,417,048,883,581,952
  5. Step 5: Solve for x
    x = 359,417,048,883,581,952/734,962,390.20
  6. Step 6: Final answer
    x = 489,027,811.05

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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.